Webster's Revised Unabridged Dictionary · 1913

Obscenity

Obscenity , noun

[Latin obscentias: compare French obscénité.]

That quality in words or things which presents what is offensive to chastity or purity of mind; obscene or impure language or acts; moral impurity; lewdness; obsceneness; as, the obscenity of a speech, or a picture.
Mr. Cowley asserts plainly, that obscenity has no place in wit. — Dryden
No pardon vile obscenity should find. — Pope