( washing powders)
Washing powder is a powder that you use with water to wash clothes. ( BRIT; in AM, usually use soap powder , laundry detergent )
N-MASS
( washing powders)
Washing powder is a powder that you use with water to wash clothes. ( BRIT; in AM, usually use soap powder , laundry detergent )
N-MASS
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006