"panther" in the noun sense
1. jaguar, panther, Panthera onca, Felis onca
a large spotted feline of tropical America similar to the leopard in some classifications considered a member of the genus Felis
a leopard in the black color phase
3. cougar, puma, catamount, mountain lion, painter, panther, Felis concolor
large American feline resembling a lion
Source: WordNet® (An amazing lexical database of English)
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