panther

(noun) a large spotted feline of tropical America similar to the leopard; in some classifications considered a member of the genus Felis. Synonyms: jaguar, Panthera onca, Felis onca.

(noun) a leopard in the black color phase.

(noun) large American feline resembling a lion. Synonyms: cougar, puma, catamount, mountain lion, painter, Felis concolor.