Wordnet 3.0
NOUN (1)
1. 
 any of various showy orchids of the genus Calanthe having white or yellow or rose-colored flowers and broad leaves folded lengthwise; 
The Collaborative International Dictionary of English v.0.48:
calanthe \calanthe\ n.
   any of various showy orchids of the genus Calanthe having
   white or yellow or rose-colored flowers and broad leaves
   folded lengthwise.
   [WordNet 1.5]
WordNet (r) 3.0 (2006):
calanthe
    n 1: any of various showy orchids of the genus Calanthe having
         white or yellow or rose-colored flowers and broad leaves
         folded lengthwise