hypernymy

from WordNet (r) 3.0 (2006)

hypernymy
    n 1: the semantic relation of being superordinate or belonging
         to a higher rank or class [syn: {hypernymy},
         {superordination}]

from The Collaborative International Dictionary of English v.0.48

hypernymy \hypernymy\ n.
   the relation of being superordinate or belonging to a higher
   (more abstract) rank or class. Inverse of hyponymy.

   Syn: superordination.
        [WordNet 1.5]