'Qualifier' definitions:

Definition of 'qualifier'

From: WordNet
noun
A contestant who meets certain requirements and so qualifies to take part in the next stage of competition; "the tournament was won by a late qualifier"
noun
A content word that qualifies the meaning of a noun or verb [syn: modifier, qualifier]

Definition of 'Qualifier'

From: GCIDE
  • Qualifier \Qual"i*fi`er\, n. One who, or that which, qualifies; that which modifies, reduces, tempers or restrains. [1913 Webster]

Synonyms of 'qualifier'

From: Moby Thesaurus