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Medical Term:


Pronunciation: ko-los'trum


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


© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.