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Medical Prefixes
Medical Terminology Prefixes
| Term | Definition |
|---|---|
| epi- | above, upon |
| hypo- | under; below, deficient |
| infra-, sub- | under; below |
| inter- | between |
| post- | after, behind |
| pre- | before, in front of |
| pro- | before, in front of |
| retro- | backward, behind |
| bi-, di- | two |
| dipl-, diplo- | double |
| hemi- | one half |
| hyper- | excessive, above normal |
| macro- | large |
| micro- | small |
| mono- | one |
| uni- | one |
| multi-, poly- | many, much |
| nulli- | none |
| primi- | first |
| quadri- | four |
| tri- | three |
| ab- | from, away from |
| ad- | toward |
| circum-, peri- | around |
| dia-, trans- | through, across |
| ecto-, exo-, extra- | outside, outward |
| endo-, intra- | in, within |
| para- | near, beside; beyond |
| super- | upper, above |
| supra- | above; excessive; superior |
| ultra- | excess, beyond |
| a-, an- | without, not |
| anti-, contra- | against |
| brady- | slow |
| dys- | bad; difficult; painful |
| eu- | good, normal |
| hetero- | different |
| homo-, homeo- | same |
| mal- | bad |
| pan- | all |
| pseudo- | false |
| syn- | union, together, joined |
| tachy- | rapid |