noun ac·ro·spire \ˈa-krə-ˌspī(-ə)r\

Definition of acrospire



  1. :  the spiral plumule in a germinating grain

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Origin and Etymology of acrospire

alteration (influenced by acr-) of earlier akerspire, acherspire, from English dialect aker, acher ear of grain (from Old English æhher, æcher, ēar) + spire (sprout, blade of grass) — more at ear (spike of grain)

First Known Use: 1675

Seen and Heard

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a trip made at another's expense

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