coleoptile

See also: coléoptile

English

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

coleoptile (plural coleoptiles)

(botany) A pointed sheath that protects the emerging shoot in monocotyledons such as oats and grasses.
- 1965, Barbara Ann Koch, Phototropic responses of corn coleoptiles:
  This kinetic scheme was proposed to account for the observed responses of Avena coleoptiles, and it was thought that it could also be applied to the phototropic responses of corn coleoptiles.

in botany, a pointed sheath

Based on Ancient Greek κολεός (koleós, “sheath”) + πτῐ́λον (ptílon, “feather”).

coleoptile m (plural coleoptili)

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