meaning of rumination
1. The act or process of ruminating, or chewing the cud; the habit of chewing the cud.
2. The state of being disposed to ruminate or ponder; deliberate meditation or reflection.
3. The regurgitation of food from the stomach after it has been swallowed, -- occasionally observed as a morbid phenomenon in man.
4. regurgitation of small amounts of food; seen in some infants after feeding