- an insect hormone that stimulates metamorphosis.
Origin of ecdysone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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 & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012