Word.ws English Dictionary

peri-

Syllables: per·i-UK/ˌpɛɹ.ə-/US/ˌpɛɹ.ə-/

peri- prefix: surrounding.

Prefix

peri-

  1. surrounding
    • peri- + meter → perimeter
    Synonyms:
    circum-, para-
  2. near
    • peri- + helion → perihelion
    Synonyms:
    para-
    Antonyms:
    disto-
  3. during
    • peri- + natal → perinatal
    Synonyms:
    intra-, mid-

Synonyms of peri-

Antonyms

Origin of peri-

From Ancient Greek περί (perí, “about, around”). Cognate to for via Proto-Indo-European.

Questions about peri-

What does peri- mean?
Peri- means surrounding.
What part of speech is peri-?
Peri- is a prefix.
How do you pronounce peri-?
Peri- is pronounced /ˌpɛɹ.ə-/ (UK).

Words near peri- in the dictionary

  1. perhydroxides
  2. perhydroxyl
  3. perhydroxyls
  4. peri
  5. peri'a
  6. peri-
  7. peri-apocalyptic
  8. peri-articularly
  9. peri-implantitis
  10. peri-lingual deafness
  11. peri-mortem

Source and license

Adapted from Wiktionary: peri- (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “peri-.” Word.ws, https://word.ws/peri-. Based on Wiktionary, CC BY-SA 4.0.