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Prefixes
MEDOP 230- Medical Language: Prefixes
| Prefix | Meaning | Example and Definition |
|---|---|---|
| epi- | above; upon | epidermal (pertaining to upon the skin) |
| inter- | between | intercostal (pertaining to between the ribs) |
| intra- | within | intravenous (pertaining to within a vein) |
| peri- | around | pericardial (pertaining to around the heart) |
| post- | after; behind) | postnasal (pertaining to behind the nose |
| pre- | before; in front of | prenatal (pertaining to before birth) |
| sub- | below or under; less than | subcutaneous (pertaining to under the skin) |
| trans- | across; through | transvaginal (pertaining to through the vagina) |
| bi- | two | bilateral (pertaining to two sides) |
| brady- | slow | bradycardia (condition of a slow heart) |
| hemi- | one half | hemiplegia (condition of one half of the body with paralysis) |
| hyper- | above; more than normal | hypertension (condition of more than normal pressure) |
| hypo- | below; deficient | hypothyroidism (disease from a specific cause of deficient thyroid gland hormone) |
| poly- | many; much | polyneuritis (inflammation of many nerves) |
| quadri- | four | quadriplegia (condition of four limbs with paralysis) |
| tachy- | fast | tachycardia (condition of a fast heart) |
| tri- | three | trigeminal (pertaining to three nerve branches in a group) |
| an- | not; without | anesthesia (condition of being without sensation) |
| anti- | against | antibiotic (pertaining to a drug that is against living organisms [such as bacteria] |
| dys- | abnormal; difficult; painful | dysphagia (condition of difficult or painful eating and swallowing) |
| re- | again and again; backward; unable to | respiration (process of breathing again and again) |