From The Collaborative International Dictionary of English v.0.48 :
Pandanus \Pan*da"nus\, prop. n. [NL., fr. Malay pandan.] (Bot.)
A genus of endogenous plants, native to tropical lands from
Africa to Polynesia. See Screw pine.
[1913 Webster]
2. Fiber from leaves of the pandanus tree; used for woven
articles (such as mats). [wns16=1]
[WordNet 1.5]
3. Any of various Old World tropical palmlike trees having
huge prop roots and pineapplelike leaves and edible
conelike fruits; also called the screw pine. [wns16=2]
[WordNet 1.5]
From WordNet (r) 3.0 (2006) :
pandanus
n 1: fiber from leaves of the pandanus tree; used for woven
articles (such as mats)
2: any of various Old World tropical palmlike trees having huge
prop roots and edible conelike fruits and leaves like
pineapple leaves [syn: pandanus, screw pine]