B1adjectivelanguage
US/ʌnˈklɪr/
UK/ʌnˈklɪə/
not easy to understand or know; not certain
In context
It is still unclear how the fire started in the market.
The teacher's instructions were unclear, so half the class did the wrong exercise.
I'm unclear about what time the meeting starts tomorrow.
Words that go with unclear
verb + adjective
- remain unclearThe reasons for his decision remain unclear.
adjective + preposition
- unclear aboutMany voters are unclear about the new rules.
- unclear whetherIt is unclear whether the concert will go ahead.
adverb + adjective
- still unclearThe cause of the crash is still unclear.
- somewhat unclearThe second half of the article is somewhat unclear.
Common mistakes
Incorrect:
I am not clear the plan.Correct: I am unclear about the plan.