Epi- Prefix: Understanding Its Meaning in Epidemic and Beyond

The prefix epi- derives from the Greek ἐπι- (epi-), meaning "upon," "on," "over," "at," "by," "near," "with," "in addition," "against," or "toward." It appears in words like epidemic (upon the people), epidermis (upon the skin), and epigraph (writing upon).

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