The Collaborative International Dictionary of English v.0.48:

Ophiodontidae \Ophiodontidae\ prop. n.
   A natural family of fishes closely related to greenlings
   (fish of the genus Hexagrammos).

   Syn: family Ophiodontidae.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Ophiodontidae
    n 1: fishes closely related to greenlings [syn: Ophiodontidae,
         family Ophiodontidae]