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n. pl. scu·tel·la (-tĕl′ə)
1. Zoology A shield-shaped sclerite on the mesothorax of certain insects, posterior to the scutum.
2. Botany Any of several shield-shaped structures, such as the cotyledon of a grass.

[New Latin scūtellum, from Latin, diminutive of scūtum, shield; see scutum.]

scu·tel′lar (-tĕl′ər) adj.
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.


n, pl -la (-lə)
1. (Zoology) the last of three plates into which the notum of an insect's thorax is divided
2. (Zoology) one of the scales on the tarsus of a bird's leg
3. (Botany) an outgrowth from a germinating grass seed that probably represents the cotyledon
4. (Biology) any other small shield-shaped part or structure
[C18: from New Latin: a little shield, from Latin scūtum a shield]
scuˈtellar adj
scutellate, scutellated adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(skyuˈtɛl əm)

n., pl. -tel•la (-ˈtɛl ə)
1. Bot. the shieldlike cotyledon of certain monocots.
2. Zool. a small plate, scale, or other shieldlike part, as on the thorax of insects or the feet of birds.
[1750–60; < New Latin, < Latin scūt(um) shield (see scute)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
11); scutellar dorsum moderate grey to light brownish grey pruinose when viewed from certain angles ...
Scutellum a little wider than long, almost as long as mesoscutum; scutellar placoid sensilla in the middle of scutellum and close to each other.
Distance between apical scutellar setae 86% (83%) of that between apical and basal setae; basal scutellar setae divergent; scut index = 1.2 (1.1).
The cultured seeds were then incubated at 25[degrees]C in the dark for three weeks until a yellowish white embryogenic callus appeared on the scutellar surface.
Scutellar setae 2, basal seta distinctly smaller than apical seta.
The Leptacis species of the Indonesian subgenus Cylindrotacis Buhl, 2008, also have only three visible tergites, but these species have two scutellar spines, one on each posterior corner of scutellum.
The plumules of mature maize seeds were sliced into two halves to cut out mature embryo on scutellar nodes.
Scutellum: Length 0.40, width 0.50, pale green, scutellar surface bearing scattered, semi-erect, simple golden setae only.