trapa bicornis

2 definitions found

trapa bicornis - Collaborative International Dictionary of English v.0.48 :

  Water chestnut \Wa"ter chest"nut\ (Bot.)
     The fruit of Trapa natans and Trapa bicornis, Old World
     water plants bearing edible nutlike fruits armed with several
     hard and sharp points; also, the plant itself; -- called also
     water caltrop.
     [1913 Webster]

trapa bicornis - WordNet (r) 2.1 (2005) :

  Trapa bicornis
      n 1: water chestnut whose spiny fruit has two rather than 4
           prongs [syn: ling, ling ko, Trapa bicornis]