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colostrum

co·los·trum [ kə lóstrəm ]


noun 
Definition:
 
first secretion from mammary glands: a yellowish fluid rich in antibodies and minerals that a mother's breasts produce after giving birth and before the production of true milk. It provides newborns with immunity to infections.
See also  foremilkhindmilk


[Late 16th century. < Latin]
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