Definition: "Rumination" is a noun that has a couple of meanings.
Animal Behavior:
Deep Thinking:
In more advanced contexts, "rumination" can refer to the psychological process of obsessively thinking about something, often related to negative thoughts or worries.
Verb Form: Ruminate (to think deeply about something).
Adjective Form: Ruminative (related to or characterized by deep thought).
While there aren't specific idioms or phrasal verbs directly related to "rumination," you can use phrases like:
In summary, "rumination" is a versatile word used to describe both a physical process in certain animals and a mental process of deep thinking.