hypocotyl

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hypocotyl
bean seed germinating

hy·po·cot·yl

 (hī′pə-kŏt′l)
n.
The part of a plant embryo or seedling plant that is between the cotyledons and the radicle or root.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

hypocotyl

(ˌhaɪpəˈkɒtɪl)
n
(Botany) the part of an embryo plant between the cotyledons and the radicle
[C19: from hypo- + cotyl(edon)]
ˌhypoˈcotylous adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

hy•po•cot•yl

(ˌhaɪ pəˈkɒt l)

n.
the seedling stem that develops below the cotyledons in the plant embryo.
[1875–80; hypo- + cotyl (edon)]
hy`po•cot′y•lous, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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hypocotyle
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