The Collaborative International Dictionary
Quadratojugal
Quadratojugal \Quad*ra`to*ju"gal\, a. (Anat.)
Of or pertaining to the quadrate and jugal bones.
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Of or pertaining to the quadratojugal bone. -- n. The quadratojugal bone.
Quadratojugal bone (Anat.), a bone at the base of the lower jaw in many animals.
Wiktionary
quadratojugal
a. 1 (context anatomy English) Of or pertaining to the quadrate and jugal bones. 2 (context anatomy English) Of or pertaining to the quadratojugal bone. n. (context anatomy English) A small jaw bone found in the skull of most reptiles, amphibians and birds.