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Medical Terminology
Chapter 1.3 - Concepts, Suffixes, Prefixes
| Term | Definition |
|---|---|
| Prefix For Direction: ab- | Away From |
| Prefix For Direction: ad- | Toward or Near |
| Prefix For Direction: dia- | Through |
| Prefix For Direction: per- | Through |
| Prefix For Direction: trans- | Through |
| Size and Comparison: Equi- | Equal or Same |
| Size and Comparison: Eu- | True, Good, Easy, and Normal |
| Size and Comparison: Hetero- | Other, Different, Unequal |
| Size and Comparison: Homo- or Homeo- | Same or Unchanging |
| Size and Comparison: Iso- | Equal or Same |
| Size and Comparison: Macro-, Meg-, Megalo- | Large or Abnormally Large |
| Size and Comparison: Ortho- | Straight, Upright, Correct |
| Size and Comparison: Neo- | New |
| Size and Comparison: Normo | Normal |
| Size and Comparison: Poikilo- | Varied or Irregular |
| Size and Comparison: Pseudo- | False |
| Size and Comparison: Re- | Again or Back |
| Position Prefix: Dextr- | Right |
| Position Prefix: Sinistr- | Left |
| Position Prefix: Ec- and Ecto- | Out or Outside |
| Position Prefix: Ex- | Away From or Outside |
| Position Prefix: End- | In or Within |
| Position Prefix: Mes- | Middle |
| Position Prefix: Syn- and Sym- | Together |
| Position Prefix: Tele- and Telo- | End |
| Negative Prefixes: A- | Not |
| Negative Prefixes: An- | Without |
| Negative Prefixes: Anti- | Against |
| Negative Prefixes: Contra- | Against |
| Negative Prefixes: De- | Down, Without |
| Negative Prefixes: Dis- | Absence, Removal, Separation |
| Negative Prefixes: In- and Im- (Used Before B, M, and P) | Not |
| Negative Prefixes: Non- | Not |
| Negative Prefixes: Un- | Not |
| Degree Prefixes: Olig- | Few or Scanty |
| Degree Prefixes: Pan- | All |
| Degree Prefixes: Super- | Above or Excess |
| Degree Prefixes: Hyper- | Over, Abnormally High, Increased |
| Degree Prefixes: Hypo- | Under, Abnormally Low, Decreased |
| Degree Prefixes: Poly- | Many, Much |
| Prefixes For Time and Position: Ante- | Before |
| Prefixes For Time and Position: Pre- and Pro- | Before or In Front Of |
| Prefixes For Time and Position: Post- | After or Behind |
| Number Prefixes: Prim- | First |
| Number Prefixes: Mon- and Uni- | One |
| Number Prefixes: Semi- | Half or Partial |
| Number Prefixes: Hemi- | Half or One Side |
| Number Prefixes: Di- | Two, Twice |
| Number Prefixes: Diplo- | Double |
| Number Prefixes: Tetra- and Quad- | Four |
| Number Prefixes: Multi- | Many |
| Number Prefixes: Poly- | Many or Much |