noun, plural lynxes (especially collectively) lynx for 1.
any of several wildcats of the genus Lynx (or Felis), having long limbs, a short tail, and usually tufted ears, especially L. lynx(Canada lynx) of Canada and the northern U.S., having grayish-brown fur marked with white.
[lin-sis] /ˈlɪn sɪs/ (Show IPA). (initial capital letter) Astronomy. a northern constellation between Ursa Major and Auriga.
1340, from L. lynx (cf. Sp., It. lince), from Gk. lyngz, probably from PIE *leuk- "light," in reference to its gleaming eyes or its ability to see in the dark (cf. Lith. luzzis, O.H.G. luhs, Ger. luchs, O.E. lox, Du. los, Swed. lo "lynx").