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definitions

joyous

[joi-uh s]
adjective
  1. joyful; happy; jubilant: the joyous sounds of children at play.

Origin of joyous

1275–1325; Middle English < Anglo-French; Old French joios. See joy, -ous
Related formsjoy·ous·ly, adverbjoy·ous·ness, nouno·ver·joy·ous, adjectiveo·ver·joy·ous·ly, adverbo·ver·joy·ous·ness, nounun·joy·ous, adjectiveun·joy·ous·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for over-joyous

joyous

adjective
  1. having a happy nature or mood
  2. joyful
Derived Formsjoyously, adverbjoyousness, noun
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
Word Origin and History for over-joyous

joyous

adj.

c.1300, from Anglo-French joyous, Old French joios "happy, cheerful, merry, glad" (12c., Modern French joyeux), from joie (see joy). Related: Joyously; joyousness.

Online Etymology Dictionary, © 2010 Douglas Harper