adversative

from WordNet (r) 3.0 (2006)

adversative
    adj 1: expressing antithesis or opposition; "the adversative
           conjunction `but' in `poor but happy'" [syn:
           {adversative}, {oppositive}]

from The Collaborative International Dictionary of English v.0.48

Adversative \Ad*ver"sa*tive\, a. [L. adversativus, fr.
   adversari.]
   Expressing contrariety, opposition, or antithesis; as, an
   adversative conjunction (but, however, yet, etc. ); an
   adversative force. -- {Ad*ver"sa*tive*ly}, adv.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Adversative \Ad*ver"sa*tive\, n.
   An adversative word. --Harris.
   [1913 Webster]

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