epi-

prefix

Above in location or position.

“epi- + nasal → epinasal”

Meanings

prefix

alternative before vowel ep-

  1. Above in location or position.

    epi- + nasal → epinasal

    2 more examples

    epi- + littoral → epilittoral

    epi- + necral → epinecral

    Synonyms: on-, en-, hyper-, super-, supra-, sur-

  2. Upon, atop, directly on top of in terms of position.

    epi- + spinal → epispinal

    2 more examples

    epi- + benthos → epibenthos

    epi- + petro + -ic → epipetric

  3. biologyRelating to epigenetics.

    epi- + clone → epiclone

    2 more examples

    epi- + chromosomal → epichromosomal

    epi- + genome → epigenome

  4. Secondary: a consequence, by-product, additional, or lesser version.

    epi- + toxoid → epitoxoid

    2 more examples

    epi- + language → epilanguage

    epi- + phenomenon → epiphenomenon

  5. A part or segment that is located on the upper part of an object.

    epi- + karst → epikarst

    2 more examples

    epi- + phase → epiphase

    epi- + sternum → episternum

  6. A part or location that is outer, particularly an outer layer.

    epi- + dermis → epidermis

    2 more examples

    epi- + pleuron → epipleuron

    epi- + trochlea → epitrochlea

  7. chemistryDenotes an epimeric form.

    epi- + cedrol → epicedrol

    2 more examples

    epi- + cholesterol → epicholesterol

    epi- + testosterone → epitestosterone

  8. Located on the surface.

    epi- + fascial → epifascial

    2 more examples

    epi- + -limnion → epilimnion

    epi- + xyl- + -ous → epixylous

  9. biologyEpibiotic: an organism that lives on another organism.

    epi- + symbiont → episymbiont

    2 more examples

    epi- + parasitism → epiparasitism

    epi- + symbiotic → episymbiotic

  10. Outward in direction or projection.

    epi- + pod → epipod

    2 more examples

    epi- + -gnathous → epignathous

    epi- + nasty → epinasty

  11. More, above a usual quantity, additional in quantity.

    epi- + demic → epidemic

    2 more examples

    epi- + cadmium → epicadmium

    epi- + menorrhagia → epimenorrhagia

  12. Beyond, meta, transcending.

    epi- + theory → epitheory

    2 more examples

    epi- + muscular → epimuscular

    epi- + language → epilanguage

  13. biologyEpidemiology

    epi- + zootic → epizootic

    1 more example

    epi- + ornith- + -ic → epornitic

  14. Near in position.

    epi- + stellar → epistellar

    2 more examples

    epi- + cellular → epicellular

    epi- + tuberculosis → epituberculosis

  15. Outranking, above in rank.

    epi- + -archy → eparchy

    2 more examples

    epi- + family → epifamily

    epi- + phyletic → epiphyletic

  16. Surrounding in position: the edges of the root entity.

    epi- + macular → epimacular

    2 more examples

    epi- + fascicular → epifascicular

    epi- + perimetric → epiperimetric

  17. Covering: the root entity is covered.

    epi- + spore → epispore

    2 more examples

    epi- + glottis → epiglottis

    epi- + scope → episcope

  18. After in time.

    epi- + genesis → epigenesis

    2 more examples

    epi- + classical → epiclassical

    epi- → Epipaleolithic is the Mesolithic period (post-Paleolithic)

  19. Overlapping in position.

    epi- + pole → epipole

    2 more examples

    epi- + lobous → epilobous

    epi- + pharynx → epipharynx

  20. Mapping onto, passing along, resolving to.

    epi- + plexis → epiplexis

    2 more examples

    epi- + morphism → epimorphism

    epi- + sememe → episememe

  21. Top: a part that is positioned at the uppermost of multiple levels.

    epi- + valve → epivalve

    2 more examples

    epi- + pelagic → epipelagic

    epi- + plankton → epiplankton

  22. Front or anterior in position.

    epi- + cnemial → epicnemial

    2 more examples

    epi- + plastron → epiplastron

    epi- + sternum → episternum

  23. Entirety, a system being referred to as a whole.

    epi- + crisis → epicrisis

    2 more examples

    epi- + chaperome → epichaperome

    epi- + organism → epiorganism

  24. Outside of in position.

    epi- + dural → epidural

    2 more examples

    epi- + skeletal → episkeletal

    epi- + cycloid → epicycloid

  25. Shallow in depth.

    epi- + cortex → epicortex

    2 more examples

    epi- + thermal → epithermal

    epi- + geo- + -ous → epigeous

  26. Similar, in the same form of, resembling.

    epi- + calyx → epicalyx

    2 more examples

    epi- + morphic → epimorphic

    epi- + ascidiate → epiascidiate

  27. Upwards in direction or growth.

    epi- + film → epifilm

    2 more examples

    epi- + phallus → epiphallus

    epi- + growth → epigrowth

Synonyms & antonyms

prefixAbove in location or position.

Origin

  1. Proto-Indo-European*h₁ep-
  2. Proto-Indo-European*h₁éps
  3. Proto-Indo-European*h₁épi
  4. Proto-Hellenic*epí
  5. Ancient Greekἐπί (epí)
  6. Ancient Greekἐπῐ- (epĭ-)
  7. Englishepi-

Derived from Ancient Greek ἐπῐ- (epĭ-), from ἐπί (epí).

Full word history & related roots →

Translations

Catalan epi-
  • epi-Translations
Dutch epi-
  • epi-Translations
French épi-
  • épi-Translations
Greek επι-
  • επι- (epi-)Translations
Indonesian epi-
  • epi-Translations
Italian epi-
  • epi-Translations
Polish epi-
  • epi-Translations
Portuguese epi-
  • epi-Translations
Russian эпи-
  • эпи- (epi-)Translations
Spanish epi-
  • epi-Translations
Cite this entry
APA

epi-. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/epi-

MLA

“epi-.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/epi-. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “epi-,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/epi-.

Source: epi- on Wiktionary, CC BY-SA 4.0.