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Medical Terminology
Prefixes
| Term | Definition |
|---|---|
| a- , an- | without |
| anti- | against |
| auto- | self |
| bi- | both, two |
| brady- | slow |
| contra- | against |
| dys- | painful, difficult |
| ecto- | outside |
| end- | inside |
| epi- | upper, above |
| ex- | out, from |
| hemi- | half |
| hyper- | excessive, above, more than |
| hypo- | deficient, low, less than |
| inter- | between |
| intra- | inside, within |
| leuk- | white |
| micro- | small |
| neo- | new |
| peri- | around |
| poly- | many, much |
| post- | after, behind |
| pre- | before, in front of |
| pro- | forward |
| semi- | half |
| sub- | below |
| tachy- | fast |
| tele- | distant, far |
| ab- | away from |
| ad- | toward |
| ante- | before |
| circum- | around |
| dia- | through; complete |
| in- | in; into |
| infra- | below;beneath |
| meta- | beyond |
| para- | beside; near |
| per- | through |
| retro- | back;behind |
| supra- | above |
| trans- | across |
| ultra- | beyond |
| mono- | one |
| uni- | one |
| multi- | many |
| quadri- | four |
| tri- | three |
| macro- | large |
| mal- | bad |
| syn- | together; with; joined |
| tetra- | four |