trillium

2 definitions found

trillium - Collaborative International Dictionary of English v.0.48 :

  Trillium \Tril"li*um\, n. [NL.; cf. L. trilix triple-woven,
     triple.] (Bot.)
     A genus of liliaceous plants; the three-leaved nightshade; --
     so called because all the parts of the plant are in threes.
     [1913 Webster]

trillium - WordNet (r) 2.1 (2005) :

  trillium
      n 1: any liliaceous plant of the genus Trillium having a whorl
           of three leaves at the top of the stem with a single three-
           petaled flower [syn: trillium, wood lily, wake-robin]