from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A plant adapted to living in a dry arid habitat; a desert plant.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any plant suited for life in a habitat where water is scarce, such as in a desert or chaparral. Such plants may be succulent, have small or reduced leaves, or spines.
- n. A desert plant
from The Century Dictionary and Cyclopedia
- n. In phytogeography, a plant adapted to live under conditions of small available moisture.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. plant adapted for life with a limited supply of water; compare hydrophyte and mesophyte
xero- + -phyte (Wiktionary)