Dictionary:

appellative

  (ə-pĕl'ə-tĭv)

1. Of or relating to the assignment of names.
2. Grammar. Of or relating to a common noun.

A name or descriptive epithet.

[Middle English, common (noun), from Old French appelatif, from Late Latin appelātīvus, from Latin appellātus, past participle of appellāre, to call upon, entreat. See appeal.]

noun

The word or words by which one is called and identified: appellation, cognomen, denomination, designation, epithet, name, nickname, style, tag, title. Slang handle, moniker. See specific/general, words.

The noun has one meaning:

Meaning #1: identifying word or words by which someone or something is called and classified or distinguished from others
  Synonyms: appellation, denomination, designation

The adjective appellative has 2 meanings:

Meaning #1: pertaining to or dealing with or used as a common noun
  Pertains to noun: noun (meaning #1)

Meaning #2: inclined to or serving for the giving of names
  Synonym: naming