'Rumination' definitions:

Definition of 'rumination'

(from WordNet)
noun
A calm, lengthy, intent consideration [syn: contemplation, reflection, reflexion, rumination, musing, thoughtfulness]
noun
(of ruminants) chewing (the cud); "ruminants have remarkable powers of rumination"
noun
Regurgitation of small amounts of food; seen in some infants after feeding

Definition of 'Rumination'

From: GCIDE
  • Rumination \Ru`mi*na"tion\, n. [L. ruminatio: cf. F. rumination.]
  • 1. The act or process of ruminating, or chewing the cud; the habit of chewing the cud. [1913 Webster]
  • Rumination is given to animals to enable them at once to lay up a great store of food, and afterward to chew it. --Arbuthnot. [1913 Webster]
  • 2. The state of being disposed to ruminate or ponder; deliberate meditation or reflection. [1913 Webster]
  • Retiring full of rumination sad. --Thomson. [1913 Webster]
  • 3. (Physiol.) The regurgitation of food from the stomach after it has been swallowed, -- occasionally observed as a morbid phenomenon in man. [1913 Webster]