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Becoming young or youthful.

[Latin iuvenēscēns, iuvenēscent-, present participle of iuvenēscere, to reach the age of youth, from iuvenis, young; see juvenile.]

ju′ve·nes′cence n.
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.


becoming or being young or youthful
[C19: from Latin juvenēscere to grow up, regain strength, from juvenis youthful]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌdʒu vəˈnɛs ənt)

1. being or becoming youthful; young.
2. having the power to make young or youthful.
[1815–25; < Latin juvenēscent-, s. of juvenēscēns, present participle of juvenēscere to become youthful, derivative of juvenis young; see -escent]
ju`ve•nes′cence, n.
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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Thin, clean shaven, juvenescent smiles mixed with solemn intent gazes, they all wear the purposeful look of a team of young men pulled together with a common goal of bringing home a victory.
These factors highlight the juvenescent state of the cyberspace battlefield, prevailing technologies, and the current abilities of the services and combat support agencies to meet national requirements.
Although our study brought interesting results related to simultaneous prevention of hypertension and reduction of behavioral hyperactivity in juvenescent rats, there are certain limitations of this study.