a. [f. L. adnōmen, var. of agnōmen + -AL 1.] Of or belonging to an adnoun; attached to a noun.
1845. J. W. Gibbs, Philol. Stud. (1857), 63. This case [genitive], being in its origin the adnominal case, or case joined to a noun.
1860. J. Hadley, Grk. Gram., § 488. The adjective in the former case [attributive use] is purely adnominal, belonging exclusively to its substantive.