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n. pl. no·ta (-tə)
The dorsal part of a thoracic segment of an insect.

[New Latin nōtum, from Greek nōton, back.]
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 -ta (-tə)
(Zoology) a cuticular plate covering the dorsal surface of a thoracic segment of an insect
[C19: New Latin, from Greek nōton back]
ˈnotal adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈnoʊ təm)

n., pl. -ta (-tə).
a dorsal plate of the thorax of an insect.
[1875–80; < New Latin < Greek nôton the back]
no′tal, adj.
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 ?
Targeting of the inhibitor enzyme Notum may provide a new way to increase the therapeutic window and to promote recovery in societies with the aging population.
Researchers believe that in addition to direct targeting of Notum, lifestyle factors such as diet may also provide means to reduce Notum, and thus improve tissue renewal and repair.
A clue to the solution came from Petersen's previous research that identified the secreted protein Notum as a component of a tissue organizer needed for head regeneration in planarians.