Webster's Revised Unabridged Dictionary · 1913

Plural

Plural , adjective

[Latin pluralis, from plus, pluris, more; compare French pluriel, Old French plurel. See Plus.]

Relating to, or containing, more than one; designating two or more; as, a plural word.
Plural faith, which is too much by one. — Shakespeare
Collocations (1)
Plural number (Grammar) , the number which designates more than one. See Number, n., 8.

Plural , noun

(Grammar) The plural number; that form of a word which expresses or denotes more than one; a word in the plural form.