"topic for debate" is a correct and usable phrase in written English.
It is typically used to introduce or describe a subject that is open for discussion or argument. Example: The topic for debate in today's class is the impact of social media on personal relationships.
No, I genuinely cannot believe it's even a topic for debate.
Although executive remuneration is a fitting topic for debate, it is rarely the subject of career-blighting court cases.
Bernie Spitzer was a demanding father, and he expected his children to come to supper with a topic for debate and a well-researched argument.
This doctrine of the goodness of human nature on the part of Mencius has become an enduring topic for debate among the Chinese thinkers throughout the ages.
He added that migration was a valid topic for debate but that it should be discussed "on the basis of fact -- not fiction, exaggeration or blatant xenophobia".
But in the airless space for discussion that is contemporary China, neither Mr. Chen nor Mr. Liu is a suitable topic for debate.
Another recurring topic for debates is the nationality of citizens of Hong Kong, a former British colony that returned to Chinese rule in 1997, and a new round of emotional discussions was spurred in August.
This remarkable difference in interpretation has been a significant topic for debates among scholars over the last forty years.
Both suggestions are rational topics for debate.
Among the myriad topics for debate before next summer is the wicketkeeping question.
The hottest topics for debate between corporate titans and political bigwigs is sure to be the credit crunch and the prospects for the world economy.
