Definitions from Wiktionary (Echidna)

▸ noun:  Any of the species of small spined monotremes in the family Tachyglossidae, the four extant species of which are found in Australia and southern New Guinea.
▸ noun:  (Greek mythology) A female monster who, along with Typhon, mothered the vast majority of the famous monsters and creatures of Greek mythology.
▸ Also see echidna


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