(1):
(a.) Expressing the highest or lowest degree of the quality, manner, etc., denoted by an adjective or an adverb. The superlative degree is formed from the positive by the use of -est, most, or least; as, highest, most pleasant, least bright.
(2):
(n.) That which is highest or most eminent; the utmost degree.
(3):
(n.) The superlative degree of adjectives and adverbs; also, a form or word by which the superlative degree is expressed; as, strongest, wisest, most stormy, least windy, are all superlatives.
(4):
(a.) Lifted up to the highest degree; most eminent; surpassing all other; supreme; as, superlative wisdom or prudence; a woman of superlative beauty; the superlative glory of the divine character.