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Medical terminology
Medical terms are derived from combinations of suffix, prefix and combining form
| Term | Definition |
|---|---|
| WORD | MEANING |
| a- | without/lacking/deficient/not |
| -able | capable of |
| -ac | pertaining to |
| acous | hear |
| acr- | summit/extremity |
| ad | towards |
| aden | gland |
| aemia | blood condition |
| aesth | feel/sensation |
| aesthes | sensation |
| aeti | causation |
| aitia | causation |
| akovein | hear |
| akron | summit/extremity |
| alg | pain |
| alges | sensitivity to pain |
| algia | pain |
| amphi | both/on both sides/around |
| ampho | both/on both sides/around |
| an- | without/lacking/deficient/not |
| ana | up/back/again |
| ana- | upward |
| anastomosis | surgical formation of passage/communication between two parts or organs [usually tubular structures] |
| andr | man |
| andros | man |
| anerythroplasia | absence of red blood cell formation in the bone marrow |
| angi | vessel |
| angiolith | calcareous deposit in the wall of a blood vessel |
| angiorhexis | rupture of a vessel |
| angiostenosis | narrowing of a vessel |
| ankyl | stiffened/hooked |
| ant- | against/opposed to/preventing/releiving |
| anterior | front |
| anti- | against/opposed to/preventing/releiving |
| antiemetic | agent that prevents vomiting |
| ap | away from/separation from |
| aphrodite | love |
| aplastic | no growth |
| aplastic anaemia | bone marrow not forming erythrocytes |
| apo | away from/separation from |
| arach | spider/web |
| arachnoid | like a spider/like a spiderweb |
| arteriosclerosis | hardening of arterial walls |
| arteriovenous fistula | abnormal connection between an artery and a vein |
| arthr | joint |
| arthrodysplasia | deformity of joints |
| -ase | enzyme |
| -asia | state/condition |
| -asis | state/condition |
| asthenia | loss of strength |
| -ate | having the form of/possessing |
| auricular | canal in the ear |
| auris | ear |
| bi | life |
| bios | life |
| blast | cell |
| blenn | mucus |
| brachy | short |
| brachycephalic | short head |
| brady | slow |
| bradycardia | slow heart beat |
| bradykinesia | slowness of movement |
| bradyphagia | slowness of eating |
| bradypnoea | slow breathing |
| calor | heat |
| capillus | hair |
| capit | pertaining to the head |
| capn- | smoke |
| caput | pertaining to the head |
| carcin | crab |
| card- | heart |
| carpus | wrist |
| cata- | down/under/lower/downward/disordered |
| caudate | tail |
| celi | abdomen |
| cephalalgia | headache |
| cephalic | pertaining to the head |
| cephalotome | instrument for cutting the head [of fetus] to facilitate delivery |
| ceps | pertaining to the head |
| cervic- | pertaining to the neck |
| cervix | pertaining to the neck |
| cheir | hand |
| chir | hand |
| chole | bile/gall |
| cholecystectomy | removing the gall bladder |
| cholecystenterostomy | surgical formation of a passage between the gall bladder and the intestine |
| chrom | colour/pigment |
| chromat | colour/pigment |
| ciput | pertaining to the head |
| clas | break-up/destroy |
| clast | break-up/destroy |
| clavicle | key |
| clavicotomy | surgical division of the clavicle |
| clud | close |
| clus | close |
| coccus | round |
| col | together |
| collum | neck |
| colocolostomy | surgical formation of passage/communication between two parts of the colon |
| coloplexy | surgical fixation of the sigmoid part of the colon to the abdominal wall after coloptosis has taken place |
| colostomy | surgical formation of passage/communication between colon and surface of the abdomen |
| condo | lump |
| corona | wreath |
| cost | rib |
| costa | ribs |
| cusp | flap |
| cyan | blue |
| cyanosis | blue condition [blood not getting enough Oxygen] |
| cyst | bladder |
| cyte | cell |
| dactyl | finger/toe |
| de- | away/away from |
| deficient | making to little |
| dem- | population/nation |
| demos | population/nation |
| dens | tooth |
| derma- | skin |
| dermat- | skin |
| dermatitis | inflammation of the skin |
| dermis | skin |
| desm | bundle |
| desmos | bundle |
| di | double/twice/two |
| dia | across |
| diadocho | together |
| dips | thirst |
| dis | double/twice/two |
| drom | race/running |
| dromal- | run |
| dromos | race/running |
| dura | hard |
| dynam | power |
| dynamis | force/power |
| dys- | bad/difficult/painful/defective/abnormal |
| dysdiaochokinesia | poor cerebral coordination |
| dyslogia | speech impairment |
| dyspnoea | difficulty breathing |
| e | away from/out of/from |
| eam | blood |
| ec | away from/out of/from/out/outward |
| ect | outside of/outer |
| ecto | outside of/outer |
| ectomy | excision |
| em | into/in/within |
| -ema | state/condition |
| eme | vomit |
| emesis | vomiting |
| emetic | agent that induces vomiting |
| en | into/in/within |
| encephal | brain |
| end | within/inner |
| endo- | inside/inner/within |
| endocervical | within cervix |
| endoperimyocarditis | heart muscle inflammation |
| endoscope | instrument to examine a hollow organ or cavity |
| endoscopy | process of visual examination of a hollow organ or cavity |
| ent | within/inner |
| enter- | inside/intestine |
| enter- | small intesine |
| enteroenterostomy | surgical formation of passage/communication between two parts of the intestine |
| ento | within/inner |
| ep | upon/on/over |
| epi- | above/over/on/upon |
| epidermis | top skin layer |
| epigastrium | high in the stomach |
| erg | action/work |
| erythro | purple |
| erythro | red/red blood cell |
| -esis | state/condition/process/precedure |
| eso | within/inner/inward |
| -etic | pertaining to |
| eu | good/normal/healthy/well |
| -eum | membrane/connective tissue |
| ex | away from/out of/from |
| exo | outside/from the outside/toward the outside |
| extra | outside |
| fac | do/make/produce |
| faci | face/surface |
| facies | face/surface |
| farct | throw |
| febr | fever |
| febrile | having/showing the symptoms of a fever |
| fect | do/make/produce |
| fer- | lead |
| fibula | needle |
| fic | do/make/produce/making |
| fici | face/surface |
| filar- | thread |
| filariasis | condition caused by a worm that looks like thread |
| fistula | abnormal connection |
| fossa | ditch |
| frons | forhead |
| ganglion | ball |
| gastric- | stomach |
| gastroenteritis | inflammation of intestine and stomach |
| gen- | create/produce |
| gene | kind/produce/come into being |
| genesis | generate |
| glomer | ball |
| gno | know |
| gram | resultant record of a graphy |
| gran | seed |
| graph | instrument used to record |
| graph- | write |
| graphy | process of recording |
| gyn- | woman |
| gynaec- | woman |
| gynaikos | woman |
| haem | Blood |
| haemangiectasis | dilation of blood vessels |
| haematemesis | vomiting blood |
| haemolytic | pertaining to breaking down of red blood cells |
| haemoptysis | coughing up blood |
| haemorrhagia | severe internal and external discharge of blood |
| haemostat | device/medicine arresting blood flow |
| haemothorax | blood in the thoracic cavity |
| haim | blood |
| hemi- | half/partial/half or one side of body |
| hemianaesthesia | condition of brain/spinal cord affecting half the body [no feeling] |
| hemidiaphoresis | profuse sweating on one side of the body |
| hepa | liver |
| hepat | liver |
| heter | different/other |
| hetero | other/different |
| hidr | sweat |
| hist- | warp for weaving |
| histi- | warp for weaving |
| histos | warp for weaving |
| holo | whole |
| homeo | same |
| homo | same |
| hydr | water/fluid |
| hyper- | over/above/excessive/beyond normal |
| hyperalgesia | increased sensitivity |
| hypercapnia | too much CarbonDioxide in blood |
| hypn | sleep |
| hypo- | less than/below/under normal/low |
| hypotension | low blood pressure |
| -ia | condition/state |
| -iac | person suffering from |
| -iasis | condition/state |
| iatr | doctor |
| iatrogenesis | caused by a doctor |
| iatros | physician/healer |
| -ible | capable of |
| -ic | pertaining to/located in |
| -ics | study of/science of |
| -id | like |
| -ide | chemical substance |
| idi | one's self |
| idiopathic | ailment that originates within the body |
| idiotropic | turned to oneslef/egocentric |
| -ile | capable of |
| immun | immunity/supply with weapons |
| immunogen | creates antibodies |
| in | in/no/without/substance |
| ine | substance |
| inferior | lower |
| inter | between |
| intercostal | between the ribs/ chest |
| intra | inside/into |
| intracardiac | within the heart |
| intraveous | into the vein |
| -ism | state/condition/quality |
| -ism | state/condition |
| iso- | equal/same |
| -ist | person interested in |
| -itic | pertaining to/pertaining to an inflammation |
| -itis | inflammation |
| -ium | membrane/connective tissue |
| jac | throw |
| juxta | next |
| karnikos | crab |
| kines | power |
| kinesis | movement |
| kleptomania | the compulsion to steal |
| kolon | colon |
| kopros | dung |
| kyanos | blue |
| lab | lip |
| labi | slip |
| labrum | lip |
| lact | milk |
| lapar | abdominal wall |
| laps | slip/slide |
| -lent | full of |
| lep | attack/taking hold |
| leps | grab |
| lepsis | attack/taking hold |
| leukos | white |
| lex | read |
| lip- | fat |
| lith | stone |
| lithoclast | forceps for breaking up large calculi |
| lithos | stone |
| log | word/study |
| logos | word/study |
| logy | the science of |
| lys | loosen/break |
| lysis | breaking down |
| lytic | pertaining to breaking down |
| ma | abnormal condition |
| macr | large/long |
| major | bigger |
| makros | large/long |
| mal- | bad/difficult/painful/defective/abnormal |
| malac | soft |
| malacia | softening of |
| malakos | soft |
| man | be mad |
| mania | madness |
| mast | breast |
| mastos | breast |
| mater | mother |
| medial | middle |
| meg(a) | large |
| megacolon | large colon |
| megal(o) | large |
| megalocardia | enlarged heart |
| melan | dark/black |
| melas | dark/black |
| memniskein | remember |
| mening | meningeal membrane/meninges |
| meninx | meningeal membrane/meninges |
| meniscus | half moon |
| mester | months |
| meta | after/beyond/change |
| metacarpal | beyond the wrist |
| micr | small |
| micr(o) | small |
| microinfarct | Blood vessel blocked by clot and the surrounding tissue dies |
| mikros | small |
| minor | small |
| minus | small |
| mne | remember |
| mon(o) | single |
| monovular | coming from one little egg |
| morph | form/shape/structure |
| muis | muscle |
| multi- | many |
| my | muscle |
| myalgia | muscular pain |
| myel | marrow |
| myel | spinal cord/bone marrow |
| myelos | marrow |
| mys | muscle |
| nasus | nose |
| nat | birth/born |
| necr | corpse |
| nekros | corpse |
| nephr | kidney |
| nephritis | inflammation of kidney |
| nephroid | kindey shaped |
| nephrosis | degenerative changes in kidney |
| nephrotomy | surgical incision of the kidney |
| neur | nerve |
| neurosis | disease of the nervous system |
| nos | disease/illness |
| nosis | knowledge |
| nymphomania | excessivesexual desire for a woman |
| ob- | against/toward/very/thoroughly |
| oc- | against/toward/very/thoroughly |
| occiput | back of head |
| occlus | shut up |
| occlusion | blockage of blood vessel/hollow organ |
| ocullus | eye |
| odyn | pain |
| -oid | looks like |
| olig | few/deficient |
| oma | tumour/disease |
| onkos | tumour/lump |
| op- | against/toward/very/thoroughly |
| ops | see |
| orec | appetite |
| oregein | appetite |
| orex | appetite |
| oris | mouth |
| ortho | straight |
| -ory | pertaining to |
| os | mouth |
| -osis | condition/state |
| ostalgia | pain in bone |
| osteo | bone |
| osteon | bone |
| ot | ear |
| -otic | pertaining to/condition |
| ov | egg |
| paed | child |
| para- | often/beside/beyond/near/abnormal/irregular/alongside |
| paraaortic | next to the aorta |
| parasternal | next to/near the sternum |
| path | disease |
| pathogen | substance capable of producing a disease |
| pathogenesis | origin and development of a disease |
| pathy | diseased condition |
| pector | chest |
| pedal | foot |
| pel- | through/intense/thoroughly |
| penia | decrease/deficiency |
| per- | through/intense/thoroughly |
| peri- | around/within/surrounding |
| perinephritis | inflammation around the kidneys |
| -pexy | surgical procedure to rectify what was caused by the displacement of an internal body part due to weakness of the abdominal muscle |
| phag | swallow/eat |
| phag- | swallow |
| phagein | swallow/eat |
| pharmac | medicine/drug |
| pharmakon | medicine/drug |
| phila | like |
| phob | fear |
| phobia | fear |
| phobos | fear |
| phragm | fence |
| physis | nature |
| -pit | saliva/mucus |
| plane | surface |
| planum | surface |
| plas | form/develop |
| plast | form/develop |
| plec | strike/paralyze |
| pleg | strike/paralyze |
| plessein | strike/paralyze |
| pluri- | several/more |
| pneumon | lung |
| pnoe- | breathing |
| podalgia | pain in feet |
| poie | make/produce |
| poiesis | production |
| poli | grey matter |
| poly- | many/excessive |
| polycythaemia | condition where there are many cells in the blood |
| posterior | back |
| pre | before/in front of |
| pro- | before/in front of |
| prodromal | symptoms run before a disease |
| prognosis | foreknowledge |
| prone | leaning forward |
| pronus | leaning forward |
| pros | in place of |
| prosth | in place of |
| -ptosis | dropping/downward/displacement |
| pty | spit |
| ptyein | spit |
| ptys | spit |
| -ptysis | spit |
| pulmon | lung |
| py | pus |
| quadr(i) | four |
| radix | root |
| re | back/again |
| rhag | flow profusely |
| rhagia | discharge |
| rhaph | suture |
| rhex | rupture |
| rhexis | rupture |
| rhin | nose |
| rhinorrhoea | watery discharge from the nose |
| rhinoscope | instrument for examining nasal passages |
| rhis | nose |
| rhiza | root |
| rhoe | flow/secrete |
| rhoea | discharge |
| rhythm | heartbeat |
| sagitta | arrow |
| sarc | flesh/soft tissue |
| Scaph | boat |
| scaphoid | bone in hand that resembles a boat |
| sci | separate |
| scleros | hard |
| sclerosis | hardening of |
| scop | look at/examine |
| scope | instrument for examining |
| scopy | examination of |
| semi | half |
| -sia | state/condition |
| sinciput | top of head |
| -sis | conditon/state |
| skleros | hard |
| somn | sleep |
| somnolent | sleepy/drowsy |
| somnus | sleep |
| sperm | seed |
| sphyx | throb |
| spir | breathe |
| spirate | breathe |
| splen | spleen |
| splenectomy | excision of spleen |
| splenomalacia | softening of the spleen |
| sta | stand/stop |
| stat | stand/stop |
| stax | drip |
| sten | narrow |
| stenos | narrow |
| stenosis | narrowing of |
| stern | chest |
| sthen | strength |
| stom | mouth |
| stomat | mouth |
| strepto | line |
| sub | under |
| sucr | sugar |
| super- | on top/over/above |
| supercillium | eyebrow |
| superior | upper |
| supine | inactive |
| supinus | inactive |
| supra | above |
| sym- | with/together/joined |
| syn- | with/together/joined |
| tachy | fast/rapid |
| tachycardia | fast heartbeat |
| tachypnoea | fast breathing |
| temnein | to cut |
| tempus | temple |
| tensive | blood pressure |
| tentonum | membrane in skull |
| ter | instrument/device |
| teres | minor |
| term | limit/boundary/end |
| than | death |
| thanat | death |
| thanatos | death |
| therap | treat medically/heal |
| therapeu | treat medically/heal |
| therapeuein | treat medically/heal |
| thermo | heat |
| thiros | shield |
| thromb- | clot |
| -tic | pertaining to |
| tome | instrument for cutting |
| tomia | cutting |
| tomy | cut |
| tonsilla | tonsil |
| topos | place |
| transverse | across turn |
| tri | three times/thrice |
| triceps | muscle with 3 heads |
| tuss | cough |
| ul- | little/small |
| ultra- | beyond |
| uni- | one/single |
| vas | vessel |
| verse | turn |
| vertere | turn |
| -y | state/condition |
| zoon | life |