1. to think deeply and carefully about something
2. to chew food that has been swallowed and brought back up
Usage: biology; used of ruminant animals

Examples

• She spent hours ruminating over her career choices.
• He tends to ruminate on past mistakes instead of moving forward.
• The philosopher would ruminate on the meaning of existence.
• After the meeting, I ruminated on what had been discussed.
• Cows ruminate by chewing their cud throughout the day.
• The sheep were ruminating peacefully in the meadow.