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Pronunciation: ko-los'trum

Definition: A thin white opalescent fluid, the first milk secreted at the termination of pregnancy; it differs from the milk secreted later by containing more lactalbumin and lactoprotein; colostrum is also rich in antibodies that confer passive immunity to the newborn.

Synonym(s): foremilk


Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.