whether

About 155.70 uses per million words.

Meaning

conjunction Introduces a simple indirect question (with no correlative).
Whether we'll be on time I'm unsure.
conjunction Indicates doubt between possibilities (usually with correlative or).
He chose the correct answer, but whether by luck or by skill I don't know.
conjunction Introduces a disjunctive adverbial clause qualifying the main clause (with correlative or).
He's coming, whether you like it or not.
conjunction Introduces a direct question between alternatives (often with correlative or).
determiner Which of two.
pronoun Which of two. .mw-parser-output .defdate{font-size:smaller}