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Medical Terminology
Prefix
| Term | Definition |
|---|---|
| af- (prefix type: none) | toward |
| Agora- (prefix type: none) | marketplace |
| allo- (prefix type: none) | other, differing from normal |
| ana- (prefix type: none) | against; up; back |
| aniso- (prefix type: none) | unequal, dissimilar |
| ante- (prefix type: none) | before, in front of |
| auto- (prefix type: none) | self, own |
| brachy- (prefix type: none) | short |
| cata- (prefix type: none) | down |
| de- (prefix type: none) | without, sensation |
| di- (prefix type: none) | double |
| e- (prefix type: none) | outward, without |
| ec- (prefix type: none) | out, out from |
| echo- (prefix type: none) | repeated sound |
| ef- (prefix type: none) | away from |
| en- (prefix type: none) | inward, in, within |
| end- (prefix type: none) | in, within, inside |
| eso- (prefix type: none) | inward |
| im- (prefix type: none) | not |
| in- (prefix type: none) | in, not, inward |
| iso- (prefix type: none) | same, equal |
| medi- (prefix type: none) | middle |
| mega- (prefix type: none) | enlargement |
| meso- (prefix type: none) | middle |
| meta- (prefix type: none) | change, beyond |
| neo- (prefix type: none) | new |
| nulli- (prefix type: none) | none |
| oo- (prefix type: none) | egg or ovary |
| oxy- (prefix type: none) | quick, sharp |
| pachy- (prefix type: none) | thick |
| per- (prefix type: none) | through |
| semi- (prefix type: none) | partial, half |
| sym- (prefix type: none) | union, together, joined |
| tele- (prefix type: none) | distance |
| xeno- (prefix type: none) | strange |
| ab- (prefix type: direction) | away from |
| ad- (prefix type: direction) | toward |
| circum- (prefix type: direction) | around |
| dia- (prefix type: direction) | through, across |
| ecto- (prefix type: direction) | outside, outward |
| endo- (prefix type: direction) | inner, within, inside |
| ex- (prefix type: direction) | external, outward, out, out from |
| exo- (prefix type: direction) | outward, outside |
| extra- (prefix type: direction) | outside of |
| intra- (prefix type: direction) | inside, within |
| para- (prefix type: direction) | beside, near, beyond |
| peri- (prefix type: direction) | around |
| super- (prefix type: direction) | upper, above |
| supra- (prefix type: direction) | above, excessive, superior |
| trans- (prefix type: direction) | across, through |
| ultra- (prefix type: direction) | beyond, excess |
| bi- (prefix type: number and measurement) | two |
| dipl- (prefix type: number and measurement) | double |
| hemi- (prefix type: number and measurement) | one half |
| hyper- (prefix type: number and measurement) | excessive, above normal, increased |
| macro- (prefix type: number and measurement) | large |
| micro- (prefix type: number and measurement) | small |
| mono- (prefix type: number and measurement) | one |
| multi- (prefix type: number and measurement) | many |
| poly- (prefix type: number and measurement) | many, much |
| primi- (prefix type: number and measurement) | first |
| quadri- (prefix type: number and measurement) | four |
| tri- (prefix type: number and measurement) | three |
| uni- (prefix type: number and measurement) | one |
| a- (prefix type: other) | without, away from, not |
| an- (prefix type: other) | without, not |
| anti- (prefix type: other) | against |
| brady- (prefix type: other) | slow |
| contra- (prefix type: other) | against, opposite |
| dys- (prefix type: other) | abnormal, difficult, painful, bad |
| eu- (prefix type: other) | normal good |
| hetero- (prefix type: other) | different |
| homeo- (prefix type: other) | same, alike |
| homo- (prefix type: other) | same |
| mal- (prefix type: other) | bad |
| pan- (prefix type: other) | all |
| pseudo- (prefix type: other) | false |
| syn- (prefix type: other) | union, together, joined, with, association |
| tachy- (prefix type: other) | fast, rapid |
| epi- (prefix type: position) | above, upon |
| hyp- (prefix type: position) | below, under, deficient |
| hypo- (prefix type: position) | below, under, deficient, decreased |
| infra- (prefix type: position) | below, under |
| inter- (prefix type: position) | among, between |
| post- (prefix type: position) | after, behind |
| pre- (prefix type: position) | before, in front of |
| pro- (prefix type: position) | before, in front of |
| retro- (prefix type: position) | backward, behind |
| sub- (prefix type: position) | below, under |