The Collaborative International Dictionary
Felis onca
Jaguar \Ja*guar"\, n. [Braz. yago['a]ra: cf. & Pg. jaguar.] (Zo["o]l.) A large and powerful feline animal ( Panthera onca, formerly Felis onca), ranging from Texas and Mexico to Patagonia. It is usually brownish yellow, with large, dark, somewhat angular rings, each generally inclosing one or two dark spots. It is chiefly arboreal in its habits. It is also called the panther and the American tiger.