Swordtail

2 definitions found

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

  Swordtail \Sword"tail`\, n. (Zool.)
     (a) The limulus.
     (b) Any hemipterous insect of the genus {Uroxiphus}, found
         upon forest trees.
         [1913 Webster]



From WordNet (r) 2.0 [wn]:

  swordtail
       n : freshwater fish of Central America having a long swordlike
           tail; popular aquarium fish [syn: {helleri}, {topminnow},
            {Xyphophorus helleri}]