Definition of adjective: ADJECTIVE definition

ADJECTIVE definition : 1. a word that describes a noun or pronoun: 2. a word that describes a noun or pronoun: 3. a word…. Learn more. An adjective is a word that modifies or describes a noun or pronoun , providing more information about its characteristics, quantity, quality, size, age, shape, color, origin, or material. Adjectives can be used to compare two or more things, to show possession, or to give emphasis to a particular noun or pronoun . They can also be used to indicate a particular order or rank, as in “first,” “second,” and “third.”