acrospire

noun ac·ro·spire \ˈa-krə-ˌspī(-ə)r\

Definition of acrospire

plural

-s

  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


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