An argument, or discussion, usually in an ordered or formal setting, often with more than two people, generally ending with a vote or other decision.

“After a four-hour debate, the committee voted to table the motion.”

An informal and spirited but generally civil discussion of opposing views.

“The debate over the age of the universe is thousands of years old.”

Discussion of opposing views.

“There has been considerable debate concerning exactly how to format these articles.”

To participate in a debate; to dispute, argue, especially in a public arena.

“"Debate me, coward!" snarled the completely normal intellectual.”

To fight.

To engage in combat for; to strive for.