mucro

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mu·cro

 (myo͞o′krō)
n. pl. mu·cro·nes (myo͞o-krō′nēz)
A sharp, pointed part or organ, especially a sharp terminal point, as of a leaf or shell.

[Latin mūcrō, mūcrōn-, sharp point.]
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.

mucro

(ˈmjuːkrəʊ)
n, pl mucrones (mjuːˈkrəʊniːz)
(Biology) biology a short pointed projection from certain parts or organs, as from the tip of a leaf
[C17: from Latin mūcrō point]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

mu•cro

(ˈmyu kroʊ)

n., pl. mu•cro•nes (myuˈkroʊ niz)
an abruptly projecting point, as at the end of a leaf or feather.
[1640–50; < New Latin, Latin mucrō point]
mu′cro•nate (-krə nɪt, -ˌneɪt) mu′cro•nat`ed, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:

mucro

noun
A sharp or tapered end:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The gonopods taper to pointed or rounded apices; they are medially scalloped (hollowed) and show species-specific shapes, most species bearing small spinules or mucros laterally.
In most instances, S5 has been reduced to a narrow band with a small medial spur or mucro and two processes projecting posteriorly from the sublateral corners of the band (Fig.
8 and 9), 1 inner setae thicker than others, mucro spatulate (Fig.