Wordnet 3.0
NOUN (1)
1.
any of various usually evergreen bog plants of the genus Parnassia having broad smooth basal leaves and a single pale flower resembling a buttercup;
[syn: parnassia, grass-of-Parnassus]
The Collaborative International Dictionary of English v.0.48:
grass-of-Parnassus \grass-of-Parnassus\ n.
Any of various usually evergreen bog plants of the genus
Parnassia having broad smooth basal leaves and a single
pale buttercuplike flower.
Syn: parnassia, grass of Parnassus.
[WordNet 1.5]
WordNet (r) 3.0 (2006):
grass-of-Parnassus
n 1: any of various usually evergreen bog plants of the genus
Parnassia having broad smooth basal leaves and a single
pale flower resembling a buttercup [syn: parnassia,
grass-of-Parnassus]