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debate

1 noun
     
de‧bate1 S1 W2
1 [uncountable and countable] discussion of a particular subject that often continues for a long time and in which people express different opinionsCOLLOCATIONS COLLOCATIONS
heated/fierce/intense debate (=one in which people express strong and very different opinions) widespread debate lively debate public debate a debate rages (=it happens over a period of time and people have strong feelings about it) long-running debate ongoing debate (=continuing debate) provoke/trigger/spark off a debate (=cause a debate)
the gun-control debate in the US
The new drug has become the subject of heated debate within the medical profession.
debate over/about
There has been widespread public debate over the introduction of genetically modified food.
There was much lively debate about whether women should spend more time in the home.
A fierce debate raged over which artist's work should be chosen for the prize.
debate between
the ongoing debate between environmentalists and the road-building lobby over the future of our countryside
Nuclear power has always been a topic that has sparked off considerable debate.
2 [uncountable and countable] a formal discussion of a particular problem, subject etc in which people express different opinions, and sometimes vote on them
debate on/over/about
a debate on legalized gambling
have/hold/conduct a debate
It would have been better to hold the debate during the day.
be under debate
What topics are under debate in Congress this week?
3

be open to debate

also be a matter for debate if an idea is open to debate, no one has proved yet whether it is true or false [= debatable]:
Whether that would have made any difference is open to debate.

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