Definition

1. Noun:
   • The process of chewing cud: The act by which ruminant animals (like cows or sheep) bring back partially digested food from their stomach to the mouth to chew it again.
   • Deep or careful thought: A calm, lengthy, and intent consideration of a subject; deep reflection or meditation.

Usage and Examples

• Referring to animal digestion:

  • The cow's rumination is a vital part of its digestive process.
  • Observers noted the sheep's quiet rumination in the field.

• Referring to deep thought:

  • He fell into a deep rumination about the meaning of life.
  • Her decision was preceded by weeks of careful rumination.

Advanced Usage

• Psychological context: In psychology, "rumination" can refer to a pattern of repetitive, negative thinking focused on one's distress.
  • Constant rumination on past failures can lead to anxiety.

Variants and Related Words

• Ruminate (verb): To chew cud or to think deeply about something.
  • Cows ruminate for several hours a day.
  • He needed time to ruminate on the problem.
• Ruminative (adjective): Characterized by deep or serious thought.
  • She was in a ruminative mood all afternoon.
• Ruminant (noun): An animal that chews cud, such as a cow, deer, or goat.

Synonyms

• For thought: Contemplation, reflection, meditation, cogitation, musing.
• For chewing cud: Cud-chewing, regurgitation (in this specific biological context).

Antonyms

• For thought: Superficiality, thoughtlessness, disregard, inattention.
• For a process: Ingestion (as the initial act of eating, contrasted with re-chewing).

Idioms and Phrases

• "To be lost in rumination": To be deeply absorbed in thought.
  • He was lost in rumination and didn't hear the doorbell.
• "A rumination on...": A piece of writing or speech that thoughtfully explores a topic.
  • The essay was a fascinating rumination on modern art.

Noun

1. regurgitation of small amounts of food; seen in some infants after feeding
2. (of ruminants) chewing (the cud)
   • ruminants have remarkable powers of rumination
3. a calm, lengthy, intent consideration