Crotalus

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Crotalus \Crot"a*lus\ (-l?s), n. [NL., fr. Gr. ???? rattle.]
     (Zool.)
     A genus of poisonous serpents, including the rattlesnakes.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  Crotalus
       n : large rattlesnakes; seldom bite unless startled or pursuing
           prey [syn: {genus Crotalus}]