A topic that is open to debate.

Open to debate; not fully proved or confirmed. / Able to be debated; up for discussion.

The quality of being debatable.

plural of debatable

plural of debation

One who debates or participates in a debate; one who argues.

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.

(transitive, intransitive) To participate in a debate; to dispute, argue, especially in a public arena. / (obsolete, intransitive) To fight.

The act of taking part in a debate.

disputed, under discussion, not settled.