con·tro·ver·sial /ˌkɒntrəˈvɜːʃəl◂ $ ˌkɑːntrəˈvɜːr-/ ●●○ AWL adjectiveadj DISAGREEcausing a lot of disagreement, because many people have strong opinions about the subject being discussed 引起争论的,有争议的 the controversial issue of welfare reform 福利改革这一有争议的话题
a highly controversial (=very controversial) plan to flood the valley in order to build a dam 一个把山谷淹掉来建造水坝的极具争议的计划
He is a controversial figure (=person who does controversial things) in the art world. 他是艺术界极具争议的人物。
—controversially adverbadv
n COLLOCATIONSnounsa controversial issue/topic/subjectI tried to avoid controversial topics such as politics and religion.
a controversial decisionThe court’s decision was highly controversial.
a controversial plan/proposal/policythe controversial plan to build a new airport
a controversial figure (=a person who does controversial things)He is a controversial figure in politics.
a controversial measure (=an official action that is controversial)Banning smoking in public places was a controversial measure.
controversial legislation (=controversial laws)The controversial legislation has not yet been officially approved.
the controversial nature of somethingThe report was kept secret because of its controversial nature.
adverbshighly controversialThis policy is highly controversial.
politically controversialThe area of workers’ rights remains politically controversial.
n THESAURUScontroversial causing a lot of disagreement and angry argument, especially in the newspapers, on television etcAbortion is a controversial subject.
The film was highly controversial at the time.
contentious formal likely to cause a lot of disagreement and argument the contentious issue of immigration
These claims are highly contentious.
debatable/arguable used when you think that something is not certain and that people have different opinions about it, especially in the phrase it is debatable/arguable whetherIt is debatable whether this book is as good as her previous novel.
It is arguable whether these measures will reduce the overall cost.
Does the treatment work? I think that’s debatable.
something is a moot point used when you think that something is not certain and that people have different opinions about it – a rather formal phraseWhether this proposal will really reduce crime is a moot point.