"large wildcat of Central and South America," 1775, from French ocelot, a word formed by French naturalist Georges-Louis Leclerc, Comte de Buffon (1707-1788), from Nahuatl (Aztecan) ocelotl "jaguar" (in full tlalocelotl, a compound formed with tlalli "field").[ocelot etymology, ocelot origin, 英语词源]