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Stage 1 of 3
ekhidna
Greek · ancient
"viper, serpent"
viper, also the name of a serpent-monster in Greek myth
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Stage 2 of 3
echidna
New Latin · 1800s
"the spiny, egg-laying mammal"
applied to the spiny, egg-laying mammal for its serpent-associated name
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Stage 3 of 3
echidna
English · 1800s
"a spiny, egg-laying mammal"
adopted directly for the spiny anteater of Australia and New Guinea
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