acrospire

 [ak-ruh-spahyuhr]  

ac·ro·spire

   [ak-ruh-spahyuhr]
noun Botany.
the first sprout appearing in the germination of grain; the developed plumule of the seed.
Origin:
1610–20; acro- + spire1; replacing akerspire, equivalent to aker (Old English æchir ear of grain) + spire
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Acrospire is always a great word to know.
So is protected seed. Does it mean:
ovules in flowering plants which are enclosed during pollination
female reproductive organ which produces eggs in bryophytes, ferns and most gymnosperms
LEARN MORE UNUSUAL WORDS WITH WORD DYNAMO...
Collins
World English Dictionary
acrospire (ˈækrəˌspaɪə)
 
—n
the first shoot developing from the plumule of a germinating grain seed
 
[C17: from obsolete akerspire, from akerear² + spire sprout, spire1; the modern form is influenced by acro-]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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