Source : Webster's Revised Unabridged Dictionary (1913)

Locative \Loc"a*tive\, a. (Gram.)
   Indicating place, or the place where, or wherein; as, a
   locative adjective; locative case of a noun. -- n. The
   locative case.

Source : WordNet®

locative
     n : the semantic role of the noun phrase that designates the
         place of the state or action denoted by the verb [syn: {locative
         role}]