Meaning of buttermilk

but•ter•milk

Pronunciation: (but'ur-milk"), [key]
— n.
  1. the more or less acidulous liquid remaining after butter has been separated from milk or cream.
  2. a similar liquid made from whole or skim milk with the addition of a bacterial culture.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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