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evening primrose

noun
  1. a plant, Oenothera biennis, having yellow flowers that open at nightfall.
  2. any of various plants of the same or related genera.
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Origin of evening primrose

First recorded in 1800–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for evening primrose

Historical Examples of evening primrose

  • In another locality I might have brought him dwarf cornel, or the houstonia, or wood-sorrel, or the evening-primrose.

    Under the Maples

    John Burroughs


British Dictionary definitions for evening primrose

evening primrose

noun
  1. any onagraceous plant of the genus Oenothera, native to North America but widely cultivated and naturalized, typically having yellow flowers that open in the evening
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012