Standard Lemma guide

coleoptile

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • Received-Pronunciation: /kɒliːˈɒptɪl/

1

noun

Meaning 1

A pointed sheath that protects the emerging shoot in monocotyledons such as oats and grasses.

Definition source: English Wiktionary via Wiktextract

Topics: biology, botany, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

A classical compound of the Ancient Greek κολεός (koleós, “sheath”) + the English -ptile (“leaf”) – the suffix representing the Ancient Greek πτῐ́λον (ptĭ́lon) – probably after the French coléoptile.

Across languages

Translations

9 source translations are retained for this English entry.

  • Catalan: coleòptil — in botany, a pointed sheath
  • Chinese Mandarin: 胚芽鞘 (pēiyáqiào) — in botany, a pointed sheath
  • French: coléoptile — in botany, a pointed sheath
  • Italian: coleoptile — in botany, a pointed sheath
  • Japanese: 子葉鞘 (shiyōshō) — in botany, a pointed sheath
  • Korean: 자엽초 (jayeopcho) — in botany, a pointed sheath
  • Persian: ساقهپوش (sâqe-puš) — in botany, a pointed sheath
  • Spanish: coleóptilo — in botany, a pointed sheath
  • Tagalog: kalubsuloy — in botany, a pointed sheath