# epi-

> English word · Prefix

## Definitions
1. Above in location or position.
2. Upon, atop, directly on top of in terms of position.
3. Relating to epigenetics.
4. Secondary: a consequence, by-product, additional, or lesser version.
5. A part or segment that is located on the upper part of an object.
6. A part or location that is outer, particularly an outer layer.
7. Denotes an epimeric form.
8. Located on the surface.
9. Epibiotic: an organism that lives on another organism.
10. Outward in direction or projection.
11. More, above a usual quantity, additional in quantity.
12. Beyond, meta, transcending.
13. Epidemiology
14. Near in position.
15. Outranked, above in rank.
16. Surrounding in position: the edges of the root entity.
17. Covering: the root entity is covered.
18. After in time.
19. Overlapping in position.
20. Mapping onto, passing along, resolving to.
21. Top: a part that is positioned at the uppermost of multiple levels.
22. Front or anterior in position.
23. Entirety, a system being referred to as a whole.
24. Outside of in position.
25. Shallow in depth.
26. Similar, in the same form of, resembling.
27. Upwards in direction or growth.

## Etymology
From Ancient Greek ἐπί (epí, “on top of”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/epi