Origin of mellow

1400–50; late Middle English mel(o)we, alteration (perhaps by dissimilation, in phrase meruw fruit) of Middle English meruw, Old English meru soft
SYNONYMS FOR mellow
1 See ripe.
9 develop, mature, improve.
ANTONYMS FOR mellow
Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unmellowed

British Dictionary definitions for unmellowed

mellow

/ (ˈmɛləʊ) /

adjective

verb

to make or become mellow; soften; mature
(foll by out) to become calm and relaxed or (esp of a drug) to have a calming or relaxing effect on (someone)
Derived Formsmellowly, adverbmellowness, noun

Word Origin for mellow

C15: perhaps from Old English meru soft (as through ripeness)
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