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griseous

[gris-ee-uh s, griz-]
adjective
  1. gray; pearl-gray.

Origin of griseous

1810–20; < Medieval Latin grīseus, based on Germanic *grīs or *grīsi gray, perhaps with suffix of Latin rūbeus; compare Old Saxon grîs gray Old French, French gris gray; see -eous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for griseous

griseous

adjective
  1. streaked or mixed with grey; somewhat grey

Word Origin for griseous

C19: from Medieval Latin griseus, of Germanic origin
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