Multiple choice general knowledge math & puzzles epi among around through out of Reveal answer Fill a bubble to check yourself A Correct answer Explanation The Greek prefix 'epi-' means 'among', 'upon', or 'over'. Examples include 'epidemic' (among the people) and 'epidermis' (upon the skin). 'Around' is 'peri-', 'through' is 'per-', and 'out of' is 'ex-'.