labyrinthodont labyrinthodont

Definition(s):

  • (n) an amphibian of the superorder Labyrinthodontia

Usage(s):

  • But scientists in Australia announced that they have uncovered the jawbone of a labyrinthodont, forerunner of the land dinosaurs, that was alive and well as recently as 110 million .
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effusion effusion
/ɪ ˈfju ʒən/