/ad nom"euh nl/ , Gram.
adj.
1. of, pertaining to, or used as the modifier of a noun, as new in the new theater, on the corner in the house on the corner, or the mayor's in the mayor's reputation.
2. of or pertaining to an adnoun.
n.
3. a word or phrase that modifies a noun.
[ 1835-45; AD- + NOMINAL, on the model of ADVERBIAL ]