From The Collaborative International Dictionary of English v.0.48:
Lynx \Lynx\ (l[i^][ng]ks), n. [L. lynx, lyncis, Gr. ly`gx; akin
to AS. lox, G. luchs, prob. named from its sharp sight, and
akin to E. light. See Light, n., and cf. Ounce an
animal.]
1. (Zool.) Any one of several species of feline animals of
the genus Felis, and subgenus Lynx. They have a short
tail, and usually a pencil of hair on the tip of the ears.
[1913 Webster]
Note: Among the well-known species are the European lynx
(Felis borealis); the Canada lynx or loup-cervier
(Felis Canadensis syn. Lynx lynx); the bay lynx of
America (Felis rufa), and its western spotted variety
(var. maculata); and the pardine lynx (Felis pardina)
of Southern Europe.
2. (Astron.) One of the northern constellations.
[1913 Webster]