peritidal

P3E1R1I1T1I1D2A1L1

adjective

Relating to part of a shore, somewhat wider than the intertidal portion, extending from above the highest tide level to below the lowest tide level.

OriginEnglish tidal ← Proto-Indo-European *h₂élisder.? ← Middle English tide →
Scrabble 12
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Meanings

adjectiveperitidal (not comparable)
  1. not comparableRelating to part of a shore, somewhat wider than the intertidal portion, extending from above the highest tide level to below the lowest tide level.

Origin

  1. Proto-Indo-European*per-
  2. Ancient Greekπερῐ́ (perĭ́)
  3. Englishperi-
  4. Proto-Indo-European*deh₂-
  5. Proto-Indo-European*deh₂y-
  6. Proto-Indo-European*déh₂itis
  7. Proto-Indo-European*dih₂tís
  8. Proto-Germanic*tīdiz
  9. Proto-West Germanic*tīdi
  10. Old Englishtīd
  11. Middle Englishtide
  12. Englishtide
  13. Proto-Indo-European*h₂el-
  14. Proto-Indo-European*h₂élisder.?
  15. Englishtidal
  16. Englishperitidal

From peri- + tidal.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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