Correctness or purity of diction or language. Formerly also: †an instance of this; a property or special characteristic of a language; an idiom (obs…

Correct, approved, or traditional use of language; (formerly also) the branch of grammar which deals this. Now rare.

The quality or condition of being correct; conformity to an acknowledged rule or standard, to what is considered right, or to fact; freedom from…

Scrupulous adherence to or insistence upon an ideal of purity or correctness, esp. in language or style; strict adherence to a principle or doctrine.