Emily Dickinson Lexicon

SU-PER'LA-TIVE, a. [Fr. superlatif; L. superlativus; super and latio, latus, fero.]

1. Highest in degree; most eminent; surpassing all other; as, a man of superlative wisdom or prudence, of superlative worth; a woman of superlative beauty.
2. Supreme; as, the superlative glory of the divine character.
3. In grammar, expressing the highest or utmost degree; as, the superlative degree of comparison.