white mustard
a cruciferous plant (Sinapis alba) grown for its culinary seeds and valued as an efficient crop for fodder and green manure: the seeds, which are significantly milder than black mustard seeds, are commonly used whole in pickling and finely crushed in the preparation of yellow mustard.
Origin of white mustard
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
British Dictionary definitions for white mustard
a Eurasian plant, Brassica hirta (or Sinapis alba), having clusters of yellow flowers and pungent seeds from which the condiment mustard is made: family Brassicaceae (crucifers)
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
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