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Medical Terminology
Word parts
| Term | Definition |
|---|---|
| acr/o | Extremity |
| aden/o | gland |
| albin/o | white |
| ang/i | vessel |
| caus/o | burn/burning |
| cellul/o | little cell |
| cutane/o | skin |
| derm/a | skin |
| derm/o | skin |
| dermat/o | skin |
| erythr/o | red |
| follicul/o | little bag |
| hidr/o | sweat |
| icter/o | jaundice |
| integument/o | A covering |
| kel/o | tumor |
| kerat/o | horn |
| leuk/o | white |
| melan/o | black |
| myc/o | fungus |
| onych/o | nail |
| pachy/o | thick |
| pedicul/o | a louse |
| plak/o | plate |
| prurit/o | itching |
| rhytid/o | wrinkle |
| scler/o | hard, hardening |
| seb/o | oil |
| therm/o | hot, heat |
| trich/o | hair |
| vuls/o | to pull |
| xanth/o | yellow |
| xer/o | dry |
| oste/o | bones |
| acetabul/o | acetabulum |
| acr/o | extremity |
| ankyl/o | stiffening |
| arthr/o | joint |
| burs/o | a pouch |
| calcan/e | heel bone |
| carp/o | wrist |
| chondr/o | cartilage |
| clavicul/o | clavicle |
| coccyg/o | coccyx |
| coccyg/e | coccyx |
| coll/a | glue |
| cost/o | rib |
| crani/o | skull |
| dactyl/o | finger or toe |
| femor/o | femur |
| fibul/o | fibula |
| fixat/o | fastened |
| humer/o | humerus |
| ili/o | ilium |
| isch/i | ischium, hip |
| kyph/o | a hump |
| lamin/o | lamina |
| lord/o | bending |
| lumb/o | loin, lower back |
| mandibul/o | lower jawbone |
| maxill/o | jawbone |
| menisc/i | crescent |
| myel/o | bone marrow |
| oste/o | bone |
| patell/o | knee cap |
| ped/o | foot |
| phalange/e | phalanges |
| rad/i | radius |
| radi/o | x-ray |
| rheumat/o | discharge |
| sacr/o | sacrum |
| sarc/o | flesh |
| scapul/o | shoulder blade |
| scoli/o | curvature |
| spin/o | spine |
| spondyl/o | vertebra |
| stern/o | sternum |
| tendon/o | tendon |
| tibi/o | tibia |
| tract/o | to draw |
| uln/o | ulna |
| vertebr/o | vertebra |
| xiph/o | sword |
| -porosis | pore, or passage |
| -tome | instrument used to cut |
| -listhesis | slipping |
| -malacia | softening |
| -desis | to bind or tie together |
| -stenosis | abnormal narrowing |
| my/o | muscle |
| muscul/o | muscle |
| myos/o | muscle |
| rhabdomy/o | striated muscle |
| leiomy/o | smooth muscle |
| myocardi/o | cardiac muscle |
| fasci/o | sheath surrounding muscle |
| sarc/o | connective tissue |
| or/o | mouth or oral cavity |
| cheil/o | lips |
| labi/o | lips |
| gloss/o | tongue |
| lingu/o | tongue |
| dent/i | teeth |
| gingiv/o | gums |
| tonsill/o | tonsils |
| esophag/o | esophagus |
| gastr/o | stomach |
| enter/o | small intestine |
| hepat/o | liver |
| cholecyst/o | gallbladder |
| pancreat/o | pancreas |
| col/o | large intestine |
| an/o | anus |
| absorpt/o | to take in |
| aden/o | gland |
| aliment/o | nourishment |
| amyl/o | starch |
| anabol/o | building up |
| append/o | appendix |
| appendic/o | appendix |
| bil/i | gall, bile |
| bucc/o | cheek |
| catabol/o | a casting down |
| celi/o | abdomen |
| chol/e | gall, bile |
| choledoch/o | common bile duct |
| cirrh/o | orange-yellow |
| col/o | colon |
| colon/o | colon |
| cyst/o | bladder |
| dent/o | tooth |
| diverticul/o | diverticula |
| duoden/o | duodenum |
| enter/o | intestine |
| fibr/o | fibrous tissue |
| gastr/o | stomach |
| glyc/o | sweet, sugar |
| halit/o | breath |
| hemat/o | blood |
| hemorrh/o | vein liable to bleed |
| hepat/o | liver |
| herni/o | hernia |
| lapar/o | abdomen |
| lip/o | fat |
| odont/o | tooth |
| pept/o | to digest |
| pharyng/o | pharynx |
| pil/o | hair |
| prandi/o | meal |
| proct/o | anus/rectum |
| pylor/o | pylorus |
| rect/o | rectum |
| sial/o | saliva |
| sigmoid/o | sigmoid |
| splen/o | spleen |
| stomat/o | mouth |
| verm/i | worm |
| -ase | enzymes |
| -chezia | defecation or the elimination of waste |
| -iasis | abnormal condition |
| -titis | inflammation |
| -meter | measure |
| cardiologist | heart specialist |
| angi/o | vessel |
| angin/o | to choke |
| arteri/o | artery |
| ather/o | fatty substance |
| atri/o | atrium |
| auscultat/o | listen to |
| cardi/o | heart |
| circulat/o | circular |
| claudicat/o | to limp |
| corpor/o | body |
| cyan/o | dark blue |
| dilat/o | to widen |
| dynam/o | power |
| ech/o | reflected sound |
| electr/o | electricity |
| embol/o | throwing in |
| infarct/o | infarct |
| isch/o | to hold back |
| lipid/o | fat |
| lun/o | moon |
| man/o | thin |
| mitr/o | mitral valve |
| occlus/o | to close up |
| oxy | sour, acid |
| palpit/o | throbbing |
| pector/o | chest |
| phleb/o | vein |
| pulmon/o | lung |
| rrhythm/o | rhythm |
| scler/o | hardening |
| sept/o | a partition |
| sin/o | a curve |
| sphygm/o | pulse |
| sten/o | narrowing |
| steth/o | chest |
| thromb/o | clot of blood |
| valvul/o | valve |
| vas/o | vessel |
| vascul/o | small vessel |
| ven/o | vein |
| ventricul/o | ventricle |
| vers/o | turning |
| atri/o | atria |
| ventricul/o | ventricles |
| pericardi/o | pericardium |
| dys- | not working correctly |
| mal- | bad |
| -emia | blood condition |
| -osis | condition, disease |
| -pathy | disease |
| -ology | study of part of the body |
| -ologist | person working with specific part of body or specific disease |
| -iatry | medical treatment |
| -iatrist | person providing specific treatment |
| aden/o | gland |
| agglutin/o | clumping |
| all/o | other |
| anis/o | unequal |
| bas/o | base |
| calc/o | lime, calcium |
| chromat/o | color |
| coagul/o | clots; to clot |
| cyt/o | cell |
| eosin/o | rose-colored |
| fibrin/o | fiber |
| fus/o | to pour |
| globul/o | globe |
| granul/o | little grain, granular |
| immun/o | immunity |
| lymph/o | lymph |
| macr/o | large |
| neutr/o | neither |
| plasm/o | plasma |
| reticul/o | net |
| septic/o | putrefying |
| ser/o | wrinkle |
| sider/o | iron |
| -cytosis | abnormal condition of the cells |
| -lysis | pertaining to destruction |
| -lytic | pertaining to destruction |
| -poiesis | formation |
| -apheresis | take away |
| -penia | deficiency |
| ana | again or anew |
| -phylaxis | protection |
| inter- | between |
| lymphaden/o | lymph nodes |
| -pathy | disorder |
| dys- | difficult |
| endo- | within |
| eu- | good, normal |
| ex- | out |
| hyper- | excessive |
| hyp- | below, deficient |
| in- | in |
| tachy- | rapid |
| -ema | condition |
| -osmia | smell |
| -ectasis | dilation/expansion |
| -pnea | breathing |
| -ptysis | to spit |
| -plasty | surgical repair |
| -ectomy | surgical excision |
| -stomy | new opening |
| -centesis | surgical procedure |
| alveol/o | small air sac |
| anthrac/o | coal |
| aspirat/o | to draw in |
| atel/o | imperfect |
| bronch/o | bronchus |
| bronchiol/o | bronchiole |
| cheil/o | lip |
| con/i | dust |
| cyst/o | sac |
| halat/o | breathe |
| laryng/o | larynx, voicebox |
| lob/o | lobe |
| mes/o | middle |
| nas/o | nose |
| olfact/o | smell |
| or/o | mouth |
| orth/o | straight |
| ox/o | oxygen |
| palat/o | palate |
| pleur/o | pleura |
| pneum/o | air |
| pneumon/o | lung |
| py/o | pus |
| respirat/o | breathing |
| rhin/o | nose |
| rhonch/o | snore |
| sarc/o | flesh |
| spir/o | breath |
| theli/o | nipple |
| trache/o | trachea |
| tubercul/o | a little swelling |
| ventilat/o | to air |
| albumin/o | protein |
| bacteri/o | bacteria |
| calc/i | calcium |
| corpore/o | body |
| cutane/o | skin |
| cyst/o | bladder |
| excret/o | sifted out |
| glomerul/o | glomerulus, little ball |
| glycos/o | glucose, sugar |
| keton/o | ketone |
| lith/o | stone |
| meat/o | passage |
| micturit/o | to urinate |
| nephr/o | kidney |
| noct/o | night |
| perine/o | perineum |
| peritone/o | peritoneum |
| py/o | pus |
| pyel/o | renal pelvis |
| ren/o | kidney |
| scler/o | hardening |
| son/o | sound |
| ur/o | urine, urinate |
| ureter/o | ureter |
| urethr/o | urethra |
| urin/o | urine |
| crin/o | to secrete |
| acid/o | acid |
| acr/o | extremity, point |
| aden/o | gland |
| adren/o | adrenal gland |
| andr/o | man |
| cortic/o | cortex |
| estr/o | mad desire |
| galact/o | milk |
| ger/o | old age |
| gigant/o | giant |
| gonad/o | seed |
| hirsut/o | hairy |
| hormon/o | hormone |
| insulin/o | insulin |
| kal/i | potassium |
| myx/o | mucus |
| nephr/o | kidney |
| opthalm/o | eye |
| ster/o | solid structure |
| test/o | testicle |
| thym/o | thymus |
| thyr/o | thyroid, shield |
| toxic/o | poison |
| trop/o | turn |
| vas/o | vessel |
| viril/o | masculine |
| hypo- | low, under, below normal |
| -ism | condition |
| alges/o | excessive sensitivity to pain |
| -algesia | excessive sensitivity to pain |
| neur/o | nerves |
| -algia | pain |
| cephal/o | head |
| cerebell/o | little brain |
| cerebr/o | cerebrum |
| chrom/o | color |
| cran/i | skull |
| crani/o | skull |
| dendr/o | tree |
| disk/o | a disk |
| dur/o | dura, hard |
| electr/o | electricity |
| encephal/o | brain |
| esthesi/o | feeling |
| gli/o | glue |
| hypn/o | sleep |
| lamin/o | thin plate |
| later/o | side |
| lob/o | lobe |
| mening/i | membrane, meninges |
| mening/o | membrane, meninges |
| ment/o | mind |
| myel/o | bone marrow, spinal cord |
| narc/o | numbness, sleep, stupor |
| pallid/o | globus pallidus |
| papill/o | papilla |
| phe/o | dusky |
| poli/o | gray |
| somn/o | sleep |
| spin/o | a thorn, spine |
| spondyl/o | vertebra |
| vag/o | vagus, wandering |
| ventricul/o | ventricle |
| ambly/o | dull |
| anis/o | unequal |
| blephar/o | eyelid |
| choroid/o | choroid |
| conjunctiv/o | conjunctiva |
| cor/o | pupil |
| corne/o | cornea |
| cry/o | cold |
| cycl/o | ciliary body |
| dacry/o | tear duct |
| dipl/o | double |
| foc/o | focus |
| goni/o | angle |
| irid/o | iris |
| kerat/o | cornea |
| lacrim/o | tear duct |
| lent/o | lens |
| metr/o | measure |
| mi/o | less, small |
| ocul/o | eye |
| opthalm/o | eye |
| opt/o | eye |
| ortho/o | straight |
| phac/o | lens |
| phak/o | lentil, lens |
| phot/o | light |
| presby/o | old |
| pupill/o | pupil |
| retin/o | retina |
| scler/o | hardening |
| stigmat/o | point |
| ton/o | tone, tension |
| trich/o | hair |
| trop/o | turn |
| uve/o | uvea |
| xen/o | foreign material |
| xer/o | dry |
| audi/o | to hear |
| aur/o | ear |
| aur/i | ear |
| auricul/o | ear |
| acous/o | hearing |
| chol/e | gall or bile |
| cochle/o | cochlea |
| -cusis | hearing |
| -acusis | hearing |
| labyrinth/o | maze, inner ear |
| mast/o | mastoid process |
| myring/o | eardrum, tympanic membrane |
| ossicul/o | ossicles |
| -otia | ear |
| presby/o | old |
| salping/o | eustachian tube |
| staped/o | stapes, stirrup |
| steat/o | fat |
| tympan/o | eardrum, tympanic membrane |
| vestibul/o | vestibule |
| cancer/o | crab, cancer |
| capsul/o | little box |
| carcin/o | cancer |
| chondr/o | cartilage |
| chori/o | chorion |
| dendr/o | tree |
| duct/o | to lead |
| filtrat/o | to filter |
| gli/o | glue |
| immun/o | safe, immunity |
| lei/o | smooth |
| malign/o | bad kind |
| medull/o | marrow |
| melan/o | black |
| mucos/o | mucus |
| mutat/o | to change |
| myc/o | fungus |
| myel/o | bone marrow |
| nephr/o | kidney |
| neur/o | nerve |
| onc/o | tumor |
| oste/o | bone |
| palliat/o | cloaked |
| remiss/o | remit |
| reticul/o | net |
| retin/o | retina |
| rhabd/o | rod |
| sarc/o | flesh |
| semin/o | seed |
| stom/o | mouth |
| suppress/o | suppress |
| terat/o | monster |
| thym/o | thymus |
| tox/o | poison |
| vir/o | virus |
| xer/o | dry |
| cyst/o | sac of fluid |
| mucos/o | mucus membrane |
| necr/o | death |
| alveol/o | small sac |
| scirrh/o | hard |
| meta- | change |
| -stasis | place |
| tele- | far |
| meta- | beyond |
| ana- | backward |
| apo- | off |
| brachy- | short |
| epi- | upon |
| gynec/o | woman |
| log/o | study of |
| -ist | specialist |
| salping/o | fallopian tube |
| ovari/o | ovary |
| oophor/o | ovary |
| ovul/o | ova (egg) |
| ov/o | Ova (egg) |
| o/o | ova (egg) |
| abort/o | miscarry |
| cervic/o | cervix, neck |
| coit/o | coming together |
| colp/o | vagina |
| culd/o | cul-de-sac |
| hyster/o | womb, uterus |
| mamm/o | breast |
| mast/o | breast |
| men/o | month, mensus, menstration |
| metr/o | womb uterus |
| pareun/o | lying beside, sexual intercourse |
| rect/o | rectum |
| uter/o | uterus |
| vagin/o | vagina |
| venere/o | sexual intercourse |
| vers/o | turning |
| andr/o | male |
| balan/o | glans penis |
| cis/o | to cut |
| crypt/o | hidden |
| didym/o | testis |
| ejaculat/o | to throw out |
| gon/o | genitals |
| mit/o | thread |
| orch/o | testicle |
| orchid/o | testicle |
| prostat/o | prostate |
| scrot/o | scrotom |
| sperm/o | seed, sperm |
| sperm/i | seed, sperm |
| spermat/o | seed, sperm |
| testicul/o | testicle |
| varic/o | twisted veiin |
| vas/o | vessel |
| vesicul/o | seminal vesicle |
| zo/o | animal |
| -genesis | formation |
| -one | hormone |
| oligos- | few, little |
| -ia | condition of |
| act/o | acting |
| angi/o | vessel |
| arteri/o | artery |
| arthr/o | joint |
| bronch/o | bronchus |
| cinemat/o | motion |
| digit/o | finger or toe |
| encephal/o | brain |
| fluor/o | fluorescense, luminous |
| gen/o | kind |
| myel/o | spinal cord |
| oscill/o | to swing |
| physic/o | nature |
| pyel/o | renal, pelvis |
| sial/o | salivary |
| son/o | sound |
| therapeut/o | treatment |
| tom/o | to cut |
| tract/o | to draw |
| ven/o | vein |
| agor/a | marketplace |
| anxi/o | uneasy, anxious |
| aut/o | self |
| centr/o | center |
| cycl/o | circle, cycle |
| delus/o | to cheat |
| hallucin/o | hallucination |
| path/o | disease |
| phil/o | attraction to, love |
| phren/o | mind |
| psych/o | mind |
| schiz/o | to divide |
| somat/o | body |
| thym/o | mind, emotion |
| -genic | produced by |
| -mania | obsessive |
| -phobia | disabling fear |
| -ic | pertaining to |
| a- | no, not, without, lack of, apart |
| ab- | away from |
| ad- | toward, near |
| ambi- | both, both sides, around, about |
| an- | no, not, without, lack of |
| ana- | up, apart, backward, again, anew |
| ant- | against |
| ante- | before, forward |
| anti- | against |
| apo- | seperation |
| astro- | star-shaped |
| auto- | self |
| bi- | two, double |
| bin- | twice, two |
| brachy- | short |
| brady- | slow |
| cac- | bad |
| centi- | one hundred, one hundreth |
| chromo- | color |
| circum- | around |
| con- | with, together |
| contra- | against, opposite |
| de- | down, away from |
| deca- | ten |
| di- | two, double |
| dia- di(a) | through, between, complete |
| dif- | apart, free from, seperate |
| di(s)- | two, apart |
| dis- | apart |
| dys- | bad, difficult, painful, abnormal |
| ec- | out, outside, outer |
| ecto- | out, outside, outer |
| em- | in |
| en- | in, within |
| end- | within, inner |
| endo- | within, inner |
| ep- | upon, over, above |
| epi- | upon, over, above |
| eso- | inward |
| eu- | good, normal |
| ex- | out, away from |
| exo- | out, away from |
| extra- | outside, beyond |
| hemi- | half |
| heter- | different |
| hetero- | different |
| homeo- | similar, same, likeness, constant |
| homo- | similar, same |
| hydr- | water |
| hyp- | below deficient |
| hyper- | above, beyond, excessive |
| hypo- | below, under, deficient |
| in- | in, into, not |
| infer- | below |
| inter- | between |
| intra- | within |
| ir- | in |
| mal- | bad |
| mega- | large, great |
| meso- | middle |
| meta- | beyond, over, between, change |
| micro- | small |
| milli- | one-thousandth |
| mon(o)- | one |
| mono- | one |
| multi- | many, much |
| neo- | new |
| nulli- | none |
| olig- | little, scanty |
| oligo- | little, scanty |
| pan- | all |
| par- | around, beside |
| para- | beside, alongside, abnormal |
| per- | through |
| peri- | around |
| poly- | many, much, excessive |
| post- | after, behind |
| pre- | before, in front of |
| primi- | first |
| pro- | before, in front of |
| proto- | first |
| pseudo- | false |
| pyro- | fire |
| quadri- | four |
| re- | back, backward, again |
| retro- | backward |
| semi- | half |
| sub- | below, under, beneath |
| super- | upper, above |
| supra- | above, beyond, superior |
| sym- | together, with |
| syn- | together, with |
| tachy- | rapid, fast |
| trans- | across |
| tri- | three |
| ultra- | beyond |
| un- | back, reversal, not, annulment |
| uni- | one |
| abdomin | abdomen |
| absorpt, absorpt/o | to suck in |
| acanth | thorn |
| acetabul, acetabul/o | acetabulum, hip socket |
| acid, acid/o | acid |
| acoust | hearing |
| actin | ray |
| acute | sharp |
| adhes | stuck to |
| agglutinat | clumping |
| agglutin/o | clumping |
| agon, agon/o | agony |
| albumin, albumin/o | protein |
| all, all/o | other |
| alveol, alveol/o | small, hollow air sac |
| ambly, ambly/o | dull |
| amputat, amputat/o | to cut through |
| ambul | to walk |
| amni/o | amniotic fluid |
| amyl, amyl/o | starch |
| angin, angin/o | to choke |
| anter, anter/o | toward the front |
| append, append/o | appendix |
| appendic, appendic/o | appendix |
| arachn | spider |
| arche | beginning |
| arous | alertness, to rise |
| atel, atel/o | imperfect |
| ather, ather/o | fatty substance, porridge |
| atri, atri/o | atrium |
| audi/o | to hear |
| auditor | hearing |
| aur, aur/i | ear |
| auscultat, auscultat/o | listen to |
| aut | self |
| axill | armpit |
| bacteri/o | bacteria |
| bartholin | bartholin glands |
| bi/o | life |
| blast/o | germ cell |
| blephar, blephar/o | eyelid |
| brach/i, brachi/o | arm |
| burs, burs/o | pouch |
| calcan/e | heel bone |
| capn | smoke |
| cartil | grissle |
| castr | to prune |
| caud, caud/o | tail |
| cavit | cavity |
| celi, celi/o | abdomen, belly |
| cephal, cephal/o | head |
| cept | receive |
| cerebell, cerebell/o | little brain |
| cervic, cervic/o | cervix, neck |
| chem/o | chemical |
| chir/o | hand |
| chlor/o | green |
| choledoch/o | common bile duct |
| chord | cord |
| chori/o | chorion |
| choroid, choroid/o | choroid |
| chym | juice |
| cine | motion |
| cirrh, cirrh/o | orange-yellow |
| claudicat, claudicat/o | to limp |
| cleid/o | clavicle |
| clon/o | turmoil |
| coagul, coagul/o | to clot |
| cochle/o | land snail |
| coit, coit/o | coming together |
| coll/a | glue |
| collis | neck |