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Medical Terminology
| Question | Answer |
|---|---|
| a | without or absence of; no; not; without |
| ab | from; away from |
| ad | to; toward |
| an | without or absence of; no; not; without |
| ana | up; again; backward |
| ante | before |
| anti | against |
| apo | upon |
| bi | two |
| bin | two |
| brady | slow |
| cata | down |
| con | together |
| contra | against |
| de | from; down from; lack of |
| dia | thorough; complete |
| dis | to undo; free from |
| dys | difficult; labored; painful; abnormal |
| ecto | outside; outer |
| endo | within |
| epi | on; upon; over |
| eso | inward |
| eu | normal; good |
| ex | outside; outward |
| exo | outside; outward |
| extra | outside of; beyond |
| hemi | half |
| hyper | above; excessive |
| hypo | below; incomplete; deficient |
| in | in; into; not |
| infra | under; below |
| inter | between |
| intra | within |
| mal | bad |
| meso | middle |
| meta | after; beyond; change |
| micro | small |
| multi | many |
| neo | new |
| nulli | none |
| pan | all; total |
| para | beside; beyond; around |
| per | through |
| peri | surrounding (outer) |
| poly | many; much |
| post | after |
| pre | before; in front of |
| pro | before |
| re | back |
| retro | back; behind |
| semi | half |
| sub | under; below |
| super | over; above |
| supra | above |
| sym | together; joined |
| syn | together; joined |
| tachy | fast; rapid |
| tetra | four |
| trans | through; across; beyond |
| tri | three |
| ultra | beyond; excess |
| uni | one |
| ac | pertaining to |
| al | pertaining to |
| ar | pertaining to |
| ary | pertaining to |
| eal | pertaining to |
| ial | pertaining to |
| ic | pertaining to |
| ous | pertaining to |
| agra | excessive pain |
| algia | pain |
| apheresis | removal |
| ase | enzyme |
| asthenia | weakness |
| atresia | absence of a normal body opening; occlusion; closure |
| capnia | carbon dioxide |
| cele | hernia; protrusion |
| centesis | surgical puncture to aspirate fluid |
| cidal | killing |
| clasia | break |
| clasis | break |
| clast | break |
| clysis | irrigating; washing |
| coccus (pl. cocci) | berryshaped ( a form of bacterium) |
| crine | separate; secrete |
| crit | to separate |
| cyte | cell |
| desis | surgical fixation; fusion |
| drome | run; running |
| ectasis | stretching out; dilatation; expansion |
| ectomy | excision or surgical removal |
| ectopia | displacement |
| emesis | vomiting |
| emia | blood condition |
| er | one who |
| esis | condition |
| iasis | condition |
| gen | substance or agent that produces or causes |
| genesis | origin; cause |
| genic | producing; originating; causing |
| gram | record; x-ray film |
| graph | instrument used to record |
| graphy | process of recording; xray filming |
| ia | condition of diseased or abnormal state |
| iatry | physician; treatment |
| ician | one who |
| ictal | seizure; attack |
| ism | state of |
| itis | inflammation |
| lepsy | seizure |
| lysis | loosening; dissolution; separating |
| lytic | destroy; reduce |
| malacia | softening |
| mania | madness; insane desire |
| megaly | enlargement |
| meter | instrument used to measure |
| metry | measurement |
| morph | form; shape |
| odia | smell |
| odynia | pain |
| oid | resembling |
| ologist | one who studies and practices (specialist) |
| ology | study of |
| oma | tumor; swelling |
| opia | vision (condition) |
| opsy | to view |
| oorhagia | rapid flow of blood |
| orrhaphy | suturing; repairing |
| orrhea | flow; excessive discharge |
| orrhexis | rupture |
| osis | abnormal condition (means increased when used with blood cell word roots) |
| ostomy | creation of an artificial opening |
| otomy | cut into or incision |
| oxia | oxygen |
| paresis | slight paralysis |
| pathy | disease |
| penia | abnormal reduction in number |
| pepsia | digestion |
| pexy | surgical fixation; suspension |
| phagia | eating; swallowing |
| philia | love |
| phily | love |
| phobia | abnormal fear of or aversion to specific objects or things |
| phonia | sound or voice |
| phoria | feeling |
| physis | growth |
| plasia | formation; development; a growth |
| plasm | growth; substance; formation |
| plasty | plastic or surgical repair |
| plegia | paralysis |
| pnea | breathing |
| poiesis | formation |
| porosis | passage |
| prandial | meal |
| praxia | in front of; before |
| ptosis | dropping; sagging; prolapse |
| ptysis | spitting |
| salpinx | fallopian tube |
| sarcoma | malignant tumor |
| schisis | split; fissure |
| sclerosis | hardening |
| scope | instrument used for visual examination |
| scopy | visual examination |
| scopic | visual examination |
| sepsis | infection |
| sis | state of |
| spasm | sudden involuntary muscle contraction |
| stasis | control; stop |
| stalsis | contraction |
| stenosis | constriction; narrowing |
| thorax | chest |
| tocia | birth; labor |
| tome | instrument used to cut |
| tripsy | surgical crushing |
| trophy | nourishment |
| ule | little |
| uria | urine; urination |
| abdomin/o | abdomen |
| -ac | pertaining to |
| acanth/o | spiny; thorny |
| acar/o | mites |
| acetabul/o | acetabulum (hip socket) |
| acous/o | hearing |
| acoust/o | hearing, sound |
| acr/o | extremities; top; extreme point |
| acromi/o | acromion (extension of shoulder bone) |
| actin/o | light |
| acu/o | sharp; severe; sudden |
| -acusis | hearing |
| ad- | |
| -ad | toward |
| aden/o | gland |
| adenoid/o | adenoids |
| adip/o | fat |
| adren/o | adrenal gland |
| adrenal/o | adrenal gland |
| aer/o | air |
| af- | toward |
| agglutin/o | clumping; sticking together |
| -agogue | producer, leader |
| -agon | to assemble; gather |
| agora- | marketplace |
| -agra | excessive pain |
| -al | pertaining to |
| alb/o | white |
| albin/o | white |
| albumin/o | albumin (protein) |
| alges/o | sensitivity to pain |
| -algesia | sensitivity to pain |
| -algia | pain |
| all/o | other |
| alveol/o | alveolus; air sac; small sac |
| ambi- | around, on both sides, about |
| ambly/o | dim; dull |
| amphi- | around, on both sides |
| -amine | nitrogen compound |
| ammon/o | ammonium |
| amni/o | amnion (sac surrounding the embryo) |
| amyl/o | starch |
| an/o | anus |
| -an | pertaining to |
| ana- | up; apart; backward; again; anew |
| andr/o | male |
| aneurysm/o | aneurysm (widening of blood vessel) |
| angi/o | vessel (blood) |
| anis/o | unequal |
| ankyl/o | stiff |
| ante- | before; forward |
| anter/o | front |
| anthrac/o | coal |
| anthr/o | antrum of the stomach |
| anti- | against |
| anxi/o | uneasy; anxious |
| aort/o | aorta (largest artery) |
| -apheresis | removal |
| aphth/o | ulcer |
| apo- | off; away |
| aponeur/o | aponeurosis (type of tendon) |
| append/o | appendix |
| appendic/o | appendix |
| aque/o | water |
| -ar | pertaining to |
| arachn/o | spider |
| -arche | beginning |
| arsenic/o | arsenic |
| arter/o | artery |
| arteri/o | artery |
| arteriol/o | arteriole (small artery) |
| arthr/o | joint |
| -arthria | articulate (speak distinctly) |
| articul/o | joint |
| -artresia | closure, occlusion |
| atreto- | closed, lacking an opening |
| -ary | pertaining to |
| asbest/o | asbestos |
| -ase | enzyme |
| aspir/o | removal |
| -assay | to examine, analyze |
| -asthenia | lack of strength |
| astr/o | star, star-shaped |
| aque/o | water |
| atel/o | incomplete |
| ather/o | plaque (fatty substance) |
| -ation | process; condition |
| atri/o | atrium (upper heart chamber) |
| atmo- | steam, vapor |
| audi/o | hearing |
| audit/o | hearing |
| aur/o | ear |
| auricul/o | ear |
| auscult/o | to listen |
| aut/o | self; own |
| aut- | self; own |
| auto- | self; own |
| aux/o | growth, acceleration |
| axill/o | armpit |
| axi/o | axis |
| azot/o | urea; nitrogen |
| abdomin | abdomen |
| acanth | thorny, spiny |
| acetabul | acetabulum (hip socket) |
| acou | hearing |
| acr | extremities; height |
| actin | ray; radius |
| adenoid | adenoids |
| aden | gland |
| adrenal | adrenal gland |
| adren | adrenal gland |
| aer | air; gas |
| albumin | albumin |
| algesi | pain |
| alveol | alveolus |
| ambly | dull; dim |
| amni | amnion |
| amnion | amnion |
| amyl | starch |
| andr | male |
| angi | vessel |
| anis | unequal; dissimilar |
| ankyl | crooked; stiff; bent |
| antr | antrum |
| an | anus |
| aort | aorta |
| aponeur | aponeurosis |
| appendic | appendix |
| arche | first; beginning |
| arteri | artery |
| arteriol | arteriole (small artery) |
| arthr | joint |
| articul | joint |
| atel | imperfect; incomplete |
| ather | yellowish; fatty plaque |
| atri | atrium |
| aur | ear |
| aut | self |
| axill | armpit |
| azot | urea; nitrogen |
| bacteri | bacteria |
| balan | glans penis |
| bi | life |
| bil | bile |
| blast | developing cell |
| blephar | eyelid |
| brachi | arm |
| bronch | bronchus |
| bronchiol | bronchiole |
| bucc | cheek |
| burs | bursa (cavity) |
| calc | calcium |
| cancer | cancer |
| carcin | cancer |
| card | heart |
| carp | carpals (wrist bones) |
| caud | tail; toward the lower part of the body |
| cec | cecum |
| celi | abdomen (abdominal cavity) |
| cephal | head |
| cerebell | cerebellum |
| cerebr | cerebrum, brain |
| cerumin | cerumen (earwax) |
| cervic | cervix |
| cheil | lip |
| chir | hand |
| cholangi | bile duct |
| chol | gall; bile |
| choledoch | common bile duct |
| chondr | cartilage |
| chori | chorion |
| chrom | color |
| clavic | clavicle (collarbone) |
| cleid(o) | clavicle (collarbone) |
| col | colon |
| colp | vagina |
| coni | dust |
| conjunctiv | conjunctiva |
| core | pupil |
| corne | cornea |
| coron | heart |
| cortic | cortex (outer layer of body organ) |
| cor | pupil |
| cost | rib |
| crani | cranium (skull) |
| cry | cold |
| crypt | hidden |
| culd | culdesac |
| cutane | skin |
| cyan | blue |
| cyes | pregnancy |
| cyst | bladder; sac |
| cyt | cell |
| dacry | tear, tear duct |
| dactyl | fingers or toes |
| dent | tooth |
| dermat | skin |
| derm | skin |
| dextr | right |
| diaphor | sweat |
| diaphragmat | diaphragm |
| dipl | two; double |
| dips | thirst |
| disk | intervertebral disk |
| diverticul | diverticulum |
| dors | back (of the body) |
| duoden | duodenum |
| dur | hard; dura mater |
| dynam | power or strength |
| ech | sound |
| ectop | located away from usual place |
| electr | electricity, electrical activity |
| embry | embryo; to be full |
| emmetr | a normal measues |
| encephal | brain |
| endocrin | endocrine |
| enter | intestines |
| epididym | epididymis |
| epiglott | epiglottis |
| episi | vulva |
| epitheli | epithelium |
| erythr | red |
| esophag | esophagus |
| esthesi | sensation, sensitivity, feeling |
| eti | cause (of disease) |
| gangli | ganglion |
| ganglion | ganglion |
| gastr | stomach |
| ger | old age; aged |
| geront | old age; aged |
| gingiv | gum |
| glomerul | glomerulus |
| gloss | tongue |
| gluc | sweetness; sugar |
| glyc | sugar |
| glycos | sugar |
| gnath | jaw |
| gnos | knowledge |
| gon | seed |
| gravid | pregnancy |
| gynec | woman |
| gyn | woman |
| hem | blood |
| hemat | blood |
| hepat | liver |
| herni | hernia |
| heter | other |
| hidr | sweat |
| hist | tissue |
| hom | same |
| home | sameness; unchanging |
| humer | humerus (upper arm bone) |
| hydr | water |
| hymen | hymen |
| hypn | sleep |
| hyster | uterus |
| iatr | medicine; physician |
| ichthy | fish |
| ile | ileum |
| ili | ilium |
| immun | immune |
| irid | iris |
| iri | iris |
| ischi | ischium |
| isch | deficiency; blockage |
| is | equal; same |
| jejun | jejunum |
| kal | potassium |
| kary | nucleus |
| kerat | cornea |
| kerat | horny tissue; hard |
| kin | movement |
| kinesi | movement; motion |
| kyph | hump |
| labi | lips |
| labyrinth | labyrinth |
| lacrim | tear duct, tear |
| lact | milk |
| lamin | lamina (thin; flat plate or layer) |
| lapar | abdomen |
| laryng | larynx |
| later | side |
| lei | smooth |
| leuk | white |
| lingu | tongue |
| lip | fat |
| lith | stone; calculus |
| lob | lobe |
| lord | bent forward |
| lymph | lymph |
| macr | abnormal largeness |
| mamm | breast |
| mandibul | mandible (lower jawbone) |
| mast | breast |
| mastoid | mastoid |
| maxill | maxilla (upper jawbone) |
| meat | meatus (opening) |
| melan | black |
| mening | meninges |
| menisc | meniscus (crescent) |
| men | menstruation |
| ment | mind |
| metr | uterus |
| mon | one |
| morph | form; shape |
| muc | mucus |
| myc | fungus |
| myel | bone marrow; spinal cord |
| myelon | bone marrow |
| myos | muscle |
| myring | eardrum |
| my | muscle |
| narc | stupor |
| nas | nose |
| nat | birth |
| necr | death (cells; body) |
| nephr | kidney |
| neur | nerve |
| noct | night |
| nyct | night |
| nyctal | night |
| ocul | eye |
| olig | scanty; few |
| omphal | umbilicu; navel |
| onc | tumor |
| onych | nail |
| oo | egg; ovum |
| oophor | ovary |
| ophthalm | eye |
| opt | vision |
| orchid | testis; testicle |
| orchi | testis; testicle |
| orch | testis; testicle |
| organ | organ |
| or | mouth |
| orth | straight |
| oste | bone |
| ot | ear |
| ov | egg |
| ox | oxygen |
| pachy | thick |
| palat | palate |
| pancreat | pancreas |
| papill | nipple |
| parathyroid | parathyroid gland |
| par | bear; give birth to; labor |
| patell | patella (kneecap) |
| path | disease |
| part | bear; give birth to; labor |
| pector | chest |
| ped | child; foot |
| pelv | pelvis; pelvic bone |
| perine | perineum |
| peritone | peritoneum |
| petr | stone |
| phac | lens of the eye |
| phag | eat; swallow |
| phak | lens of the eye |
| phalang | pharynx |
| phas | speech |
| phleb | vein |
| phot | light |
| phren | mind |
| physi | nature |
| plasm | plasma |
| pleur | pleura |
| pneumat | lung; air |
| pneum | lung; air |
| pneumon | lung; air |
| pod | foot |
| poli | gray matter |
| poikil | varied; irregular |
| polyp | polyp; small growth |
| poster | back (of body) |
| prim | first |
| proct | rectum |
| prostat | prostate gland |
| pseud | fake; false |
| psych | mind |
| pub | pubis |
| puerper | childbirth |
| pulmon | lung |
| pupill | pupil |
| pyel | renal pelvis |
| pylor | pylorus (pyloric sphincter) |
| py | pus |
| pyr | fever; heat |
| quadr | four |
| rachi | vertebra; spinal or vertebral column |
| radic | nerve root |
| radicul | nerve root |
| radi | radius (lower arm bone) |
| rect | rectum |
| ren | kidney |
| retin | retina |
| rhabd | rodshaped, striated |
| rhin | nose |
| rhytid | wrinkles |
| rhiz | nerve root |
| salping | fallopian (uterine) tube |
| sarc | flesh; connective tissue |
| scapul | scapula (shoulder bone) |
| scler | sclera |
| scoli | crooked, curved |
| seb | sebum (oil) |
| sept | septum |
| sial | saliva |
| sigmoid | sigmoid |
| sinus | sinus |
| somat | body |
| somn | sleep |
| son | sound |
| spermat | spermatozoan; sperm |
| sperm | spermatozoan; sperm |
| sphygm | pulse |
| spir | breathe; breathing |
| splen | spleen |
| spondyl | vertebra; spinal or vertebral column |
| staped | stapes (middle ear bone) |
| staphyl | grapelike clusters |
| stern | sternum (breastbone) |
| steth | chest |
| stomat | mouth |
| strept | twisted chains |
| synovi | synovia; synovial membrane |
| system | system |
| tars | tarsals (ankle bones) |
| tars | edge of eyelid; tarsal (instep of foot) |
| tendin | tendon |
| tend | tendon |
| ten | tendon |
| test | testis; testicle |
| therm | heat |
| thorac | thorax (chest) |
| thromb | clot |
| thym | thymus gland |
| thyroid | thyroid gland |
| thyr | thyroid gland |
| tibi | tibia (lower leg bone) |
| tom | cut; section |
| ton | tension, pressure |
| tonsill | tonsils |
| top | place |
| toxic | poison |
| trachel | neck; necklike |
| trache | trachea |
| trich | hair |
| tympan | eardrum; middle ear |
| uln | ulna (lower arm bone) |
| ungu | nail |
| ureter | ureter |
| urethr | urethra |
| urin | urine; urinary tract |
| ur | urine; urinary tract |
| uter | uterus |
| uvul | uvula |
| vagin | vagina |
| valv | valve |
| valvul | valve |
| vas | vessel; duct |
| ven | vein |
| ventricul | ventricle |
| vertebr | vertebra; spinal or vertebral column |
| vesic | bladder; sac |
| vesicul | seminal vesicles |
| viscer | internal organs |
| vulv | vulva |
| xanth | yellow |
| xer | dry |
| fet | fetus; unborn child |
| fibr | fibrous tissue, fibers |
| fibul | fibula (lower leg) |
| faci | face |
| femor | femur (upper leg bone) |