Meaning & use

possibly

adverb·Everyday

Last updated

UK/ˈpɒsəbli/
US/ˈpɑːsəbli/

Meanings

  1. adverbnot comparable

    Used to say that something may be true or may happen, but you are not sure.

    Grammar: Often sits before the main verb or at the start of the sentence: we will possibly leave early.

    Patterns

    • possibly + verb
    • Possibly, + clause

    We could possibly finish by Friday if nothing goes wrong.

    She is possibly the youngest player on the team.

    "Will you come?" "Possibly, if the weather improves."

  2. adverbnot comparable

    Used with can or could to stress that something is within what is able to be done, usually in a negative or polite request.

    Grammar: Goes after can or could: I can't possibly accept, or Could you possibly help?

    Patterns

    • can't possibly do something
    • could you possibly do something

    I can't possibly eat any more.

    Could you possibly lend me your pen?

    How could he possibly have known about the surprise?

Common combinations

can't possibly
You can't possibly be serious.
could possibly
It could possibly rain this afternoon.
possibly the best
This is possibly the best meal I have ever had.
if at all possibly
Please come early, if at all possibly.
could you possibly
Could you possibly open the window?

Synonyms and how they differ

perhaps
Perhaps is the most common word for uncertainty and usually sits at the start of a sentence, while possibly often sits next to a verb.
maybe
Maybe is more casual and works well on its own as an answer, whereas possibly sounds slightly more formal.
conceivably
Conceivably suggests something that could be imagined but is rather unlikely, a weaker chance than possibly.
potentially
Potentially points to what could develop in future, rather than to uncertainty about a fact.

Opposites

Word family

possible adjective
able to happen or be done
possibility noun
a thing that may happen
impossible adjective
not able to happen
impossibly adverb
to an extreme degree

Commonly confused: possibly or probably?

possibly vs probably

Probably means more likely than not, while possibly only means there is some chance.

Practice

Which sentence uses 'possibly' to mean 'it is not certain'?

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