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Com Gen Prefixes
Commonly Used General Prefixes
| Prefix | Meaning | Example |
|---|---|---|
| A- | Without, not, no | Aphasia |
| Ab- | Away from | Abduct |
| Ad- | Toward | Adduct |
| Ante- | Before, forward | Anteflexion |
| Auto- | Self | Autoimmune |
| Bio- | Life | Biology |
| Brady- | Slow | Bradycardia |
| Circum- | Around | Circumcision |
| Con- | Together, with | Congenital |
| Contra- | Against | Contraindication |
| Dia- | Complete, through | Diarrhea |
| Dys- | Bad, abnormal, painful | Dysuria |
| Ecto- | Out, outside | Ectopic |
| En- | In, within, inward | Encapsulated |
| Endo- | Into, within | Endoscopic |
| Epi- | Upon, above | Epidermal |
| Eu- | Good, normal, well | Euphoria |
| Ex-, exo- | Out, away from | Excision |
| Extra- | Outside | Extracellular |
| Hyper- | Excessive, above | Hyperglycemia |
| Hypo- | Below, deficient, under | Hypotension |
| In- | Not, into, in | Infusion |
| Infra- | Below, inferior | Infracostal |
| Inter- | Between | Interfemoral |
| Intra- | Within, into, inside | Intradermal |
| Iso- | Same, equal | Isograft |
| Macro- | Large | Macrocyte |
| Mal- | Bad, poor | Malaise |
| Meso- | Middle | Mesoderm |
| Meta- | Change, beyond, after | Metastasis |
| Micro- | Small | Microscope |
| Multi- | Many | Multilingual |
| Neo- | New | Neonatal |
| Nulli- | None | Nullipara |
| Para- | Near, beside, abnormal, alongside | Parathyroid |
| Per- | Through | Perforated |
| Peri- | Around, surrounding | Pericardium |
| Poly- | Many, excessive | Polycystic |
| Post- | Behind, after | Postpartum |
| Pre- | Before, in front of | Premature |
| Pro- | Before, in front | Prognosis |
| Re- | Again, back | Reactive |
| Retro- | Behind, backward | Retrograde |
| Sub- | Below, under, beneath | Sublingual |
| Super- | Above, over | Superficial |
| Supra- | Above, on top of, upper | Suprarenal |
| Syn- | Together, with, union | Syndactylism |
| Tachy- | Fast | Tachypnea |
| Trans- | Across | Transhepatic |
| Ultra- | Beyond, excessive | Ultrasound |