from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various North American plants of the genus Oenothera, characteristically having four-petaled yellow flowers that open in the evening. Also called sundrops.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Various flowering plants of the genus Oenothera, in the family Onagraceae, especially the common evening primrose, Oenothera biennis.
from the GNU version of the Collaborative International Dictionary of English
- n. See under Primrose.
- n. an erect biennial herb (Enothera biennis), with yellow vespertine flowers, common in the United States. The name is sometimes extended to other species of the same genus.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of several plants of the family Onagraceae
Sorry, no etymologies found.