Dictionary

coleoptile

noun co·le·op·tile \-ˈäp-təl\

Definition of COLEOPTILE

:  the first leaf of a monocotyledon forming a protective sheath about the plumule

Origin of COLEOPTILE

New Latin coleoptilum, from Greek koleon + ptilon down; akin to Greek pteron
First Known Use: circa 1866

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