Dictionary definition · superlative
noun
- an exaggerated expression (usually of praise)"the critics lavished superlatives on it"
- the highest level or degree attainable; the highest stage of development"his landscapes were deemed the acme of beauty"
- the superlative form of an adjective or adverb"‘fastest’ is the superlative of the adjective ‘fast’"
adjective
- highest in quality
Source: Open English WordNet (CC BY 4.0).