ecdysone

(redirected from moulting hormone)
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ec·dy·sone

 (ĕk′də-sōn′)
n.
A steroid hormone produced by insects and crustaceans that promotes growth and controls molting.

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.

ecdysone

or

ecdyson

n
(Zoology) a hormone secreted by the prothoracic gland of insects that controls ecdysis and stimulates metamorphosis
[C20: from German ecdyson, from Greek ekdusis; see ecdysis]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ec•dy•sone

(ˈɛk dəˌzoʊn, -ˌsoʊn)

n.
an insect hormone that stimulates metamorphosis.
[1955–60; ecdys (is) + -one]
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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References in periodicals archive ?
The structure of ponasterone A, an insect moulting hormone from the leaves of Podocarpus nakaii Hay.
It is necessary to note that chitobiase activity in general varied between tissues and the moult cycle stage with control most likely under the influence of the crab's steroid moulting hormones (Zou and Fingerman 1999).
Effect of moulting hormones (Ecdysone) on the growth and reproduction of certain pests of agricultural crops.