verb (used without object), ru·mi·nat·ed, ru·mi·nat·ing.
to chew the cud, as a ruminant.
to meditate or muse; ponder.
verb (used with object), ru·mi·nat·ed, ru·mi·nat·ing.
to chew again or over and over.
to meditate on; ponder.
Origin of ruminate
Synonyms for ruminate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(of ruminants) to chew (the cud)
(when intr , often foll by upon, on, etc) to meditate or ponder (upon)
Word Origin for ruminate
C16: from Latin rūmināre to chew the cud, from rumen
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
1530s, "to turn over in the mind," also "to chew cud" (1540s), from Latin ruminatus, past participle of ruminare "to chew the cud; turn over in the mind," from rumen (genitive ruminis) "gullet," of uncertain origin. Related: Ruminated; ruminating.
Online Etymology Dictionary, © 2010 Douglas Harper