acrospire

[ ak-ruh-spahyuh r ]
/ ˈæk rəˌspaɪər /

noun Botany.

the first sprout appearing in the germination of grain; the developed plumule of the seed.

Origin of acrospire

1610–20; acro- + spire1; replacing akerspire, equivalent to aker (Old English æchir ear of grain) + spire

Example sentences from the Web for acrospire

British Dictionary definitions for acrospire

acrospire
/ (ˈækrəˌspaɪə) /

noun

the first shoot developing from the plumule of a germinating grain seed

Word Origin for acrospire

C17: from obsolete akerspire, from aker ear ² + spire sprout, spire 1; the modern form is influenced by acro-