Webster's Revised Unabridged Dictionary · 1913

Debate

Debate , transitive verb

[Old French debatre, French débattre; Latin de + batuere to beat. See Batter, transitive verb, and compare Abate.]

1.
To engage in combat for; to strive for.
Volunteers... thronged to serve under his banner, and the cause of religion was debated with the same ardor in Spain as on the plains of Palestine. — Prescott
2.
To contend for in words or arguments; to strive to maintain by reasoning; to dispute; to contest; to discuss; to argue for and against.
A wise council... that did debate this business. — Shakespeare
Debate thy cause with thy neighbor himself. — Bible (KJV) - Proverb xxv. 9

Debate , intransitive verb

1.
To engage in strife or combat; to fight. [Obsolete] — Chaucer
Well could he tourney and in lists debate. — Spenser
2.
To contend in words; to dispute; hence, to deliberate; to consider; to discuss or examine different arguments in the mind; -- often followed by on or upon.
He presents that great soul debating upon the subject of life and death with his intimate friends. — Tatler

Debate , noun

[French débat, from débattre. See Debate, transitive verb]

1.
A fight or fighting; contest; strife. [Archaic]
On the day of the Trinity next ensuing was a great debate... and in that murder there were slain... fourscore. — R. of Gloucester
But question fierce and proud reply Gave signal soon of dire debate. — Sir W. Scott
2.
Contention in words or arguments; discussion for the purpose of elucidating truth or influencing action; strife in argument; controversy; as, the debates in Parliament or in Congress.
Heard, noted, answer'd, as in full debate. — Pope
3.
Subject of discussion. [Rare]
Statutes and edicts concerning this debate. — Milton