Source : Webster's Revised Unabridged Dictionary (1913)

Pronominal \Pro*nom"i*nal\, a. [L. pronominalis: cf. F.
   pronominal. See {Pronoun}.]
   Belonging to, or partaking of the nature of, a pronoun.

Source : WordNet®

pronominal
     adj : relating to pronouns; "pronominal reference"