if
Proposed by a contributor, not yet supported by evidence.
Also seen as: ifs
Sense 1
Supposing that, assuming that, in the circumstances that; used to introduce a condition that may be (or prove to be) either true or false.
Conjunction
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Supposing that, assuming that, in the circumstances that; used to introduce a condition that may be (or prove to be) either true or false. — A keyword that invokes conditional processing: in the event that a given condition is true, execute the given statement(s) (otherwise execute other statements).
giả sử rằng, trong trường hợp mà; dùng để bắt đầu xử lý có điều kiện
Machine-translated — suggest a fix
Conjunction
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 3
An uncertainty, possibility, condition, doubt etc.
sự không chắc chắn, khả năng, điều kiện, sự nghi ngờ
Machine-translated — suggest a fix
NounRegister: informal
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “if” mean?
Supposing that, assuming that, in the circumstances that; used to introduce a condition that may be (or prove to be) either true or false.
Is “if” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.