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Definition of "colostrum" []

  • The thin yellowish fluid secreted by the mammary glands at the time of parturition that is rich in antibodies and minerals, and precedes the production of true milk. Also called foremilk. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "colostrum" in a sentence
  • "For 2 or 3 days after the birth, your breasts will produce special milk called colostrum."
  • "This is the first milk, called colostrum, and is quite normal."
  • "The milk that comes from the breasts right after delivery, called colostrum, is very good for the baby and protects against sickness (see Chapter 15)."