Adverb \Ad"verb\, n. [L. adverbium; ad + verbum word, verb: cf.
   F. adverbe.] (Gram.)
   A word used to modify the sense of a verb, participle,
   adjective, or other adverb, and usually placed near it; as,
   he writes well; paper extremely white.
   [1913 Webster]

	

	adverb
    n 1: the word class that qualifies verbs or clauses
    2: a word that modifies something other than a noun

	

	28 Moby Thesaurus words for "adverb":
   adjectival, adjective, adverbial, adversative conjunction,
   attributive, conjunction, conjunctive adverb,
   coordinating conjunction, copulative, copulative conjunction,
   correlative conjunction, disjunctive, disjunctive conjunction,
   exclamatory noun, form class, form word, function class, gerundive,
   interjection, part of speech, participle, particle,
   past participle, perfect participle, preposition,
   present participle, subordinating conjunction, verbal adjective