Medical Terminology for Nursing and Midwifery Students 1 a = absent, deficient, lack of .atrophy. ab- = off ,away from .absent, abduction. abdomen = abdomen .abdominal. abdomin[o]- = abdomen .abdomen. -able = capable of .viable. ac = -toward to .actin. -ac, -acal = pertaining to .hydrophobiac pharmacomaniacal. acanth[o]- = thorn , spine .acanthoma ,acanthulus. acou = -hear .acoustic. acous[io]- = hearing.acoumeter, acoustician. acr[o]- = extremity, topmost .acrocrany ,acromegaly. -acusis = hearing .paracusis. ad- = increase, adherence ,motion toward .adduction, adduct. -ad = toward, in the direction of .dorsad. aden[o]-, aden[i]- = gland .adenocarcinoma, adenology. adip[o = -]fatty tissue .adipocyte. adren[o]- = adrenal glands .adrenal artery. -aemia = blood condition .anaemia. aer[o]- = air, gas .aerosinusitis. -al = pertaining to .abdominal. alb- = white .albicans ,albino. alg[i]o- = pain .myalgia. alge[si]- = pain .analgesic. -algia = pain .neuralgia, myalgia. allo- = something as different, as an addition .alloantigen, allopathy. ambi- = both .ambidextrous. amnio- = membranous fetal sac .amnion, amniocentesis. amph-, amphi- = on both sides .amphismela ,amphomycin. an- = absence of .analgia. ana- = back, again, up .anaplasia. andr[o]- = man .andrology, android. 2 anesthesio- = sensation .anesthesia. angi- = vessels .angiology, angiogram. aniso- = unequal .anisotropic, anisocytosis. ankyl[o]-, ancyl[o]- = something as crooked , bent .ankylosis. ante- = before, in front of .antebrachium ,antepartum. anti- = against .anticoagulant, antipsychotic. apo = -separated from, derived from .apoptosis. aque- = water .aqueous. arch[i,e,o]- = beginning, origin .archenteron ,archinephron. arteri[o]- = artery .artery, arteriole. arthr[o]- = joint .arthritis. articul[o]- = joint .articulation. -ary = pertaining to .bilary tract. -ase = enzyme .lactase. -asis = condition , state of .homeostasis. -asthenia = weakness .myasthenia gravis. atel[o = ]incomplete development .atelocardia. -ation = process .mineralization. atri[o = -]atrium .atrioventricular. aud- = hearing ,sound .auditory. aur[i]- = ear .aural. aut[o]- = self .autolysis ,autoimmune. aux[o]- = increase; growth .auxocardia. axill- = armpit .axilla. azo[to] = nitrogenous compound .azothermia. balano- = glans penis or glans clitoridis .balanitis. bi- = two .bipedal. bio- = life .biopsy. blast[o]- = generative , germ, bud .blastocyst ,blastomere. blephar[o]- = eyelid .blepharoplast. brachi[o]- = arm .brachialis, brachium. brachy- = short .brachydont, brachycephalic. 3 brady = -slow .bradycardia. bronch[i]- = bronchus .bronchiolitis obliterans. bucc[o]- = cheek .buccal cavity, buccolabial. burs[o = -]bursa .bursitis. cac- = bad, ill .cachexia. calc- = stone .calculus. capill = -hair .capillus. capit- = head .capitis, capitation. carcin[o = -]cancer .carcinogenic, carcinoma. cardi = -heart .cardiac. carp[o = -]wrist .carpopedal. cata- = lower, under, against .catabolism ,cataract. caud- = tail .cauda equina. -cele = pouching, hernia .hydrocele. -centesis = surgical puncture for aspiration .amniocentesis. cephal[o = -]head .cephalic. cerat[o = -]cornu ;horn .ceratoid. cerebell[o]- = cerebellum .cerebellum. cerebr[o]- = brain .cerebrology, cerebrospinal fluid. cervic = -neck, cervix .cervicodorsal. chem[o]- = chemistry, drug .chemotherapy. chir[o]- , cheir[o = -]hand .chiropractor. chlor[o = -]green color.chlorophyll. chol[e = -]bile .cholic ,cholaemia. cholecyst[o]- = gallbladder .cholecystectomy. chondr = -cartilage .chondrocyte. chondr[i]o- = cartilage, gristle, granule ,granular .chondrocalcinosis. chrom[ato = -]color .chromocyte ,hemachromatosis. -cidal, -cide = destroy .germicide. cili = -cilia ,the eyelashes; eyelids .ciliary. circum = -around .circumduct ,circumcision. cis- = kill, to cut .homicide, genocide. 4 clast = break .osteoclast. co = -together .copulation. coel = -hollow cavity .coelom. -coele = swelling, enlarged space or cavity .blastocoel. col ,-colo-, colono- = colon .colonoscopy. colp[o]- = pertaining to the vagina .colposcopy. com- = with, together .communist. con- = with, together .cogenital. contra = -against, opposite .contraception ,contraindicate. cor- = with, together .corrode. cor-, core-, coro- = eye’s pupil .corectomy. cordi- = heart .commotio cordis. corn = -hardness .cornified. cornu- = resembles a horn .cornual. corp = -body .corpus. cost[o]- = ribs .costochondral. cox- = hip, haunch, or hip-joint .coxopodite. crani[o]- = cranium .craniology. -crine = to secrete .endocrine. cry[o]- = cold .cryoablation. crypt- = hidden .cryptorchidism. cutane- = skin .subcutaneous. cyan[o]- = blue .cyanosis ,yanopsia. cycl- = circle .cycle. cyph[o]- = something as bent .cyphosis. cyst[o]-, cyst[i]-= sac , bladder .cystoscope, cystotomy. -cyte = cell .leukocyte. cyto- = cell .cytology, cytokine. dacryo- = tear .dacryorrhea. dactyl[o]- = finger, toe .dactylology. de- = down, away from, cessation .descent. dent- = teeth .dentist. 5 dermat[o]-, derm[o =-]skin .dermatology. -desis = binding .arthrodesis. dextr[o]- = right, on the right side .dextrocardia. di- = two, apart, separation .diarthrotic. dia- = through, throughout .diacetyl, diagnosis. dif = -apart, separation .differ. digit = -finger .digit. dipl- = double .diploid. dis = -apart, away from .disarticulate. dis- = separation, taking apart .dissection. dors[o]-, dors[i]- = back .dorsal, dorsocephalad. duct = -apart, away from .disarticulate. duodeno- = duodenum, twelve .duodenal atresia. dur- = hard .dura mater. dynam[o]- = force, energy, power .dynamic, dynamometer. -dynia = pain .vulvodynia. dys- = bad, difficult ,painful .dysentery, dysphagia. e- = out, from .eccrine. ec- = outside ,outer, external .ectoderm. ect[o]- = outer, outside .ectopic pregnancy. -ectasis = expansion, dilation .bronchiectasis. -ectomy = surgical removal .tonsillectomy, mastectomy. ede- = swelling .edema. -emesis = vomiting condition .hematemesis. -emia = a condition of the blood .anemia. en- = within .endoderm. encephal[o]- = brain .encephalogram. endo- = inside, within .endocrinology, endospore. enter = -intestine .enteritis, gastroenterology. epi- = upon, over .epidermis ,epidural. episi[o]- = pubic region, the loins .episiotomy. erythr[o = -]red color .erythrocyte. 6 -esophageal, -esophago = gullet .esophagobronchial. esthesio- = sensation .esthesioneurosis. eu- = true ,good, well, new .eukaryote. ex- = out of, away from .excise. exo = -outside .exocrine, exoskeleton. extra- = outside of, in addition .extracellular. faci[o]- = face .facioplegic. fasci- = band .fascia. febr- = fever .febrile. -ferent = bear, carry .efferent. fibr[o]- = fiber .fibroblast. fiss- = split .fissure. for- -iform = opening .foramen. -form = shape .fusiform. fossa = depression , hollow .fossa ovalis. front- = forehead .frontonasal. galact[o]- = milk .galactorrhea. gastr[o]- = stomach .gastrointestinal, gastric bypass. -gen = an agent that produces .pathogen, heterogenous. -genic = producing .carcinogenic. genu- = knee .genu valgum. gingiv- = gums .gingivitis. glauc[o]- = grey, bluish-grey color .glaucoma. gloss = -tongue .glossopharyngeal. gloss[o]-, glott[o]- = tongue .glossology. gluco- = glucose .glucocorticoid. glyco- = sugar .glycosuria ,glycolysis. gnath[o]- = jaw .gnathodynamometer. -gnosis = knowledge .diagnosis, prognosis. gon[o]- = seed, semen; also, reproductive .gonorrhea. -gram = a record.ing. .electroencephalogram. -gram = record or picture .angiogram. 7 gran- = grain, particle .granulosa cells. -graph = record , picture .electrocardiograph. -graph = recording instrument .telegraph. -graphy = process of recording .angiography. gravi- = heavy .gravid. gyn- = female sex .gynecology. gyn[aec]o- , gyn[ec]o- = woman .gynecomastia. halluc- = to wander in mind .hallucinosis. haplo- = simple or single .haploid. hem[at]- , haemato- = blood .hematology. hema- , hemo = -blood .hematological malignancy. hemi- = half .hemiplagia, cerebral hemisphere. hepat- = liver .hepatic portal, hepatology. hetero- = other ,different .heterosexual, heterogeneous. hidr[o]- = sweat .hyperhidrosis. hist[o]-, histio = -tissue .histology. holo = -whole, entire .holocrine. home[o]- = similar .homeopathy. homo- = same ,alike .homologous, homosexuality. humer[o]- = shoulder, the upper arm .humerus. hydr[o]- = water .hydrophobe, hydrocoel. hyper- = above ,excessive .hypertension, hypovolemia. hypo- = under, below .hypoglycemia. hyster[o = -]womb, the uterus .hysterectomy. -ia = medical specialties .pediatrics. -i-asis = condition .mydriasis. iatr[o = -]medicine, a physician .iatrochemistry. -iatrics = medical specialties .pediatrics. -iatry = a field in medicine .podiatry, psychiatry. -ic = pertaining to .hepatic artery. -icle = small .ovarian follicle. -ics = organized knowledge ,treatment .bionomics, osmics. 8 idio- = self, separate .idiopathic. ilio = -ilium .iliosacral. infra- = beneath .infraspinatus, infrahyoid muscles. inter- = among, between .interosseus, interarticular ligament. intra- = inside, within .intracellular, intracranial hemorrhage. -ion = process .acromion. irid[o]- = iris .iridectomy. isch- = restriction .ischemia. ischio- = ischium, the hip-joint .ischiorrhogic. -ism = condition, disease, state .dimorphism ,dwarfism. -ismus = spasm, contraction .strabismus. iso- = equal, like .isotonic. -ist = who specializes in .pathologist. -ite =the nature of ,resembling .hermaphrodite. -itis = inflammation .meningitis ,tonsillitis. -ium = structure, tissue .pericardium. karyo- = nucleus .eukaryote. kerat[o]- = cornea .keratoscope. kin[e]-, kin[o], kinesi[o = -]movement .kinesthesia. koil[o]- = hollow .koilocyte. kyph[o]- = humped .kyphoscoliosis. labi[o]- = lip .labium majus, labiodental. lacrim[o = -]tears .lacrimal apparatus, lacrimal canaliculi. lact[i]-, lact[o] = milk .lactation. lapar[o]- = abdomen-wall, flank .laparotomy. laryng[o = -]larynx .laryngitis. later- = side .lateral, lateral pectoral nerve. lei[o]- = smooth .leiomyoma. -lepsis, -lepsy = attack, seizure .epilepsy, narcolepsy. lept[o]- = light, slender .leptospirosis. leuc[o ,-]leuk[o]- = white color .leukocyte. lingu[a]-, lingu[o]- = tongue .linguistics. 9 lip[o]- = fat .lipid, liposuction. lith[o]- = stone ,calculus .lithotripsy. log[o]- = speech .logogram. -logist = who studies a field .oncologist, pathologist. -logy = science of .morphology, hematology . lymph[o]- = lymph .lymphedema. lys[o]-, -lytic = dissolution .lysosome ,hemolysis. -lysis = destruction, separation .paralysis. macro- = large ,great .macrophage. mal- = bad, abnormal, disorder .malignant. -malacia = softening .osteomalacia. mamm[o]- = breast .mammogram. mammill[o = -]nipple .mammillitis. manu- = hand .manufacture. mast[o]- = breast .mastectomy. medi- = middle .medial. meg[a]-, megal[o]-, -megaly = enlargement .splenomegaly, megakaryocyte. melan[o]- = black color .melanin. melos = extremity .erythromelalgia. mening[o]- = membrane .meningitis. mero- = part .merocrine, meroblastic. mes[o]- = middle .mesoderm. meta- = after, beyond .metatarsal, metacarpus. -meter = measurement .sphygmomanometer. metr[o]- = uterus .metrorrhagia. -metry = measuring .optometry. micro- = small .microtome, microscope. mito = -thread .mitochondrion. mono- = alone, one, single .monocyte, infectious mononucleosis. morph- = form, shape .morphology. multi- = many, much .multinuclear. 10 muscul[o]- = muscle .musculoskeletal system. my[o = -]muscle .myoblast, myology. myc[o]- = fungus .onychomycosis. myel[o = -]bone marrow .myeloblast. myring[o]- = eardrum .myringotomy. myx[o = -]mucus .myxoma. narc- = numbness, stupor, sleep .narcotic ,narcolepsy. nas[o]- = nose .nasal. necr[o]- = death .necrotizing fasciitis. necro- = corpse, dead .necrosis. neo- = new, young .neonatal ,neoplasm. nephr[o]- = kidney .nephritis, nephrology. nerv- = nerves ,nervous system .nerve. neur.i.-, neur[o]- = nerves, nervous system .neurofibromatosis, neurolemma. normo- = normal .normocapnia. noto- = back .notochord. ob- = against, in front of .obturator. oc- = against .occlusion. ocul[o]- = eye .oculist. odont[o]- = teeth .orthodontist. odyn[o]- =pain .stomatodynia. -oesophageal, oesophago = -gullet .esophagogastroduodenoscopy. -oid = resembling, likeness .sigmoid ,sarcoidosis. ole = small .molecule. oligo- = few, small .oligodendrocyte ,oligotrophy . om[o]- = shoulder .omoplate. -oma , -omata = tumor, mass .sarcoma, teratoma. omphal[o]- = navel, umbilicus .omphalotomy. onco = -tumor, bulk .oncology. onych[o]- = nail .onychophagy. oo- = egg .oocyte ,oogenesis. 11 oophor[o]- = woman’s ovary .oophorectomy. ophthalm[o]- = eye .ophthalmology. optic[o]- = vision .opticochemical. or[o]- = mouth .oral. orchi[o]-, orchido- = testis .orchiectomy, orchiectomy. ortho = -straight, normal .orthopnea, orthodontist. -ory = pertaining to .sensory. -ose = full of .adipose. -osis = disease, increase .ichthyosis ,psychosis. osseo- = bony .osseointegration. ossi- = bone .ossifying fibroma. ost[e]-, oste[o]- = bone .osteoporosis. osteo- = bone .osteoblast. ot[o]- = ear .otopathy, otolith. -ous = pertaining to . ferrous, hypochlorous. ovari[o]- = ovaries .ovariectomy. ovo-, ovi-, ov = egg .ovum, ovogenesis. oxo- = addition of oxygen .oxoid. oxy- = sharp ,acid, acute, oxygen .oxycodone. pachy- = thick = pachyderma palpebr = -eyelid .palpebra. pan-, pant[o]- = complete, containing everything .panophobia, panopticon. papill- = nipple .papillitis. papul[o]- = small swelling in the skin, pimple .population. par- = give birth to .parturition. para- = near, beyond, beside .paranasal. -paresis = slight paralysis .hemiparesis. parvo- = small .parvovirus. path[o]- = disease .pathology. -pathy = abnormality, disease .sociopathy, neuropathy. ped = -children .pediatrician. 12 ped-, -ped-, -pes = foot; -footed .pedoscope. pelv[i]-, pelv[o]- =hip bone .pelvis. pen- = need, lack .penicillin. -penia = deficiency .thrombocytopenia, osteopenia. peo = -penis .peotomy. -pepsia = digestion, digestive tract .dyspepsia. per = -through .percutaneous. peri- = near, around .pericardium ,periodontal. -pexy = fixation .nephropexy. phaco- =lens-shaped .phacolysis, phacoemulsification. phag- = to eat .phagocyte. -phage- ,phagia = eating, ingestion .sarcophagia. phagist- = who ‘feeds on’ the first element or part of the word .lotophagis. -phago- = eating, devouring .phagocyte. -phagy = ‘feeding on’ the first element .anthropophagy. phallo- = phallus .aphallia. pharmaco- = drug .pharmacology. pharyng[o]- = pharynx .pharyngitis ,pharyngoscopy. -phil[ia] = attraction for .hemophilia. phleb- = vein .phlebitis. phleb[o]- = vein .phlebography, phlebotomy. phob[o = -]exaggerated fear, sensitivity .arachnophobia, hydrophobia. phon[o]- = sound .phonology. phos- = light or its chemical properties .phosphene. phot[o = -]light .photopathy. phren.i.-, phren[o]-, phrenico = diaphragm, mind .phrenic nerve, schizophrenia. -plasia = formation, development .achondroplasia. -plasty = reconstruction, surgical repair .rhinoplasty. platy- = flat, side .platysma. -plegia = stroke, paralysis .paraplegia. 13 pleio- = more, excessive, multiple .pleiomorphism. pleur[o ,-]pleur[a] = pleura, side, rib .pleurogenous. -plexy = stroke, seizure .cataplexy. -pnea = to breathe .apnea. pneum[o]- = air, lungs = .pneumonocyte, pneumonia. pod-, -pod-, -pus = foot .podiatry. -poiesis = formation of .hemopoiesis. polio- = grey color .poliomyelitis. poly = -many, much .polyploidy, polymyositis. por[o]- = cavity, passage , pore .porencephalia, porotomy. porphyr[o]- = purple color .porphyroblast. post = -after, behind .postnatal, postoperation. pre- = before in time or place .prenatal, prematurity. presby[o]- = old age = presbyopia prim- = first ,most important .primary. pro- = before .procephalic. proct- = anus .proctology. prot[o]- = first, most important .protoneuron. pseudo = -false .pseudostratified. psych[e]-, psych[o] = mind .psychology ,psychiatry. psycho- = mental .psychology. -ptosis = falling, drooping ,prolapsed .apoptosis. -ptysis = spitting . hemoptysis. pulmon-, pulmo = -lungs .pulmonary. pyel[o]- = pelvis .pyelonephritis. pyo- = pus .pyorrhea ,pyometra. pyro- = fever .antipyretic, pyrogenic. quad- = fourfold .quadriceps femoris. quadr.i.- = four .quadriceps. radio- = radiation .radiowave. re- = back, again .repolarization. rect- = straight .rectus abdominus. 14 rect[o]- = straight or rectum .rectoscope ,rectosigmoidoscopy. ren[o]- = kidney .renal. rete- = network .rete testis. reticul[o]- network, netlike .reticulocyte. retro- = backward ,behind .retroperitoneal, retroverted. rhabd[o]- = rod shaped, striated .rhabdomyoma. rhachi[o]- = spine . rachialgia, rachiopathy. rhin[o = -]nose .rhinoceros, rhinoplasty. rhod[o]- = rose-red color .rhodophyte. -rrhage = burst forth .hemorrhage. -rrhagia = excessive flow ,rapid flow of blood .hemorrhage, metrorrhagia. -rrhaphy = suturing .colporrhaphy, gastrorrhaphy. -rrhea = flowing, discharge .galactorrhea ,diarrhea. -rrhexis = rupture .angiorrhexis, enterorrexis. rubr[o]- = red nucleus of the brain .rubrospinal. salping[o]- = fallopian tubes .salpingectomy. sanguin- , sanguine- = blood .sanguineous. sarco = -muscular, fleshlike .sarcoma. schist[o]- = split, cleft .schistocelia ,schistocephalus. schiz[o]- = split , double sided .schizocephalia ,schizogenesis. scler[o]- = hardness = atherosclerosis -sclerosis = hardening of the skin .multiple sclerosis. scoli[o = -]twisted .scoliosis. -scope = instrument .stethoscope. -scopy = use of instrument for viewing .endoscopy. -sect = cut .dissect. semi- = half .semilunar. sial[o]- = saliva, salivary gland .sialagogue. sigmoid[o = -]sigmoid, sigmoid colon .sigmoidoscope, sigmoidectomy. sinistr[o]- = left ,left side .sinistrocardia, sinistrophobia. sinus- = sinus .sinusitis. 15 -sis = process, action .dialysis. sito- = food, grain .sitomania ,sitotherapy. somat[o]-, somatico- = body, bodily .somatoplasm. spasmo = -spasm .spasmodermia, spasmophemia. sperma-, spermo-, spermato- =semen .spermatozoa spermatogenesis. splanchn[i]-, splanchn[o]- = viscera .splanchnocele, splanchnography. splen[o]- = spleen .splenectomy. spondyl[o]- = spine, vertebra .spondylitis. squamos[o = -]scaly .squama. -stasis = stop, stand .homeostasis. sten[o]- = narrowness .stenobregmate, stenocephaly. steth[o]- = upper chest, chest .stethomyitis ,stethospasm. stheno-= strength, force, power .sthenometer ,sthenoplastic. stom[a] = mouth .stomatognathic system. stomat[o]- = mouth .stomatogastric. -stomy = surgical opening .tracheostomy, colostomy. sub = -under, below .subcutaneous. super- = above, superior .superior vena cava. super- = above, upper .superficial. supra- = above, over .suprarenal, supraorbital vein. sy[l]-, sym-, syn-, sys- =similarity ,likeness .synalgia, synesthesia, syssarcosis. syn- , sym- = together, joined ,with .synapse. tachy- = fast, rapid .tachycardia. tele- = far .telencephalon. tens- = stretch .tensor tympani. -tension, -tensive = pressure .hypertension. tetra- = four .tetrad. thec- = case, sheath .intrathecal, thecodont. thel.e.-, thel[o]- = .theleplasty. thely- = woman .thelygenic, thelyplasty. therm[o]- = heat .thermogram. 16 thorac- = chest .thoracic cavity. thorac[i]-, thorac[o]-, thoracico- = chest .thorax. thromb[o]- = blood clot, clotting of blood .thrombus ,thrombocytopenia. thrombo- = lump, clot .thrombocyte. thymo- , thymi , -thym- = thymus gland, mind .thymolysis, thymopathy. thyr[o]- = thyroid .thyroactive, thyroidectomy. -tic = pertaining to .paralytic ,therapeutic. toco- = childbirth .tocodynamometer, tocography. -tome = cutting instrument, segment .dermatome, microtome. -tomy = cut .appendectomy. tono- = tone, tension, pressure .tonoclonic ,tonoscillograph. -tony = tension .neurotony, vagotony. top[o]- = place ,topical .topesthesia, topognosia. tox[i]-, tox[o]-, toxico- = poison .toxemia. trache[o]- = trachea .tracheomalacia ,tracheorrhaphy. trachel[o]- = neck .tracheotomy. tract = -draw, drag .traction. trans- = across, over ,moving .transfuse. tri- = three .trigone. trich[i]-, trichia, trich[o = -]hair .trichology, trichotomy . -tripsy = crushing .lithotripsy. -trophy = nourishment, development .hypertrophy, pseudohypertrophy. -tropic = turning to, changing .gonadotropic. tympan[o]- = eardrum .tympanocentesis. -ula- ,ule = small .nodule. ultra- = beyond, excess .ultrasonic. umbilic = -navel, umbilicus .umbilical. ungui- = nail, a claw .unguiform ,ungula. uni- = one .unicellular, unilateral. ur[o]- = urine .urology ,uroscope. uri[c]-, urico- = uric acid .uricosuria, uricotelic. -uria = urine .polyuria. 17 urin- = urine .uriniferous. uter[o]- = uterus .uterus. vagin- = vagina .vagina. varic[o]- = swollen , twisted .vein varicose. vas[o]-= duct,vessel .vasoconstriction. vasculo- = blood vessel .vasculopathy. ven- = vein .venospasm. ventr[o]- = belly; stomach cavities .ventrodorsal. vesic[o]- = bladder .vesica. viscer- = organ .visceral. viscer[o]- = internal organs .viscera. vit- = life .vitamin. xanth[o]- = yellow color .xanthopathy. xen[o]- =foreign ,different .xenograft. -y = condition or process of = surgery zoo- = animal .zoology. zygo- = union, join .zygote. zym[o]- = fermentation, enzyme .lysozyme, serozyme. 18
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