from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Transfer of pollen from one plant to another; cross-pollination.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The transfer of pollen from the anthers of one plant to the stigma of another; cross-pollination.
from the GNU version of the Collaborative International Dictionary of English
- n. Cross fertilization.
from The Century Dictionary and Cyclopedia
- n. In botany, cross-fertilization—that is, the impregnation or fecundation of the ovules of a flower with pollen from another flower of the same species, either on the same or (usually) on a different plant.
Greek ξένος (stranger) + Greek γάμος (marriage). Or xeno- + -gamy in modern terms. (Wiktionary)