Definition of ambystoma
1 capitalized : a genus (the type of the family Ambystomidae) of common salamanders confined to America and characterized by amphicoelous vertebrae, short prevomers, and internal fertilization
2 plural -s : a salamander of the genus Ambystoma — see axolotl
ambystomid\-mə̇d, -ˌmid\ adjective or noun
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Origin and Etymology of ambystoma
New Latin, irregular from ambly- + -stoma
First Known Use: 1841
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