from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various extinct lungfishes of the genus Ceratodus, of the Triassic and Cretaceous periods.
- n. See barramunda.
from the GNU version of the Collaborative International Dictionary of English
- n. A genus of ganoid fishes, of the order Dipnoi, first known as Mesozoic fossil fishes; but recently two living species have been discovered in Australian rivers. They have lungs so well developed that they can leave the water and breathe in air. In Australia they are called salmon and baramunda. See dipnoi, and archipterygium.
from The Century Dictionary and Cyclopedia
- n. The typical genus of the family Ceratodontidæ: so called from the horn-like ridges of the teeth.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. extinct lungfish
New Latin Cerātodūs, genus name : Greek keras, kerāt-, horn; see ker-1 in Indo-European roots + Greek odous, tooth; see dent- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)