debated
v.v. discussed a subject formally because people have different opinions about it. You use this when groups or experts try to decide what is true or right.
v. engaged in a formal discussion or argument involving opposing viewpoints. Often used to describe legislative processes or public discourse where a consensus has not yet been reached.
The committee debated the new rules for three hours.
Scientists have debated the causes of the climate shift for several decades without reaching a final agreement.
The proposed legislation was fiercely debated in the senate, with representatives from both parties offering conflicting interpretations of its long-term economic impact.
The verb is transitive and takes a direct object; it can also be used intransitively when the context of the discussion is implied.
they debated about the problemthey debated the problemWhile 'had a debate about' is correct, the verb 'debate' is usually transitive and does not require a preposition.