colostrum(redirected from colostrum vacuoles)
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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.
co·los′tral (-trəl) adj.
(Gynaecology & Obstetrics) the thin milky secretion from the nipples that precedes and follows true lactation. It consists largely of serum and white blood cells
[C16: from Latin, of obscure origin]
coˈlostral, coˈlostric adj
a yellow fluid rich in protein and immune factors, secreted by the mammary glands during the first few days of lactation.
[1570–80; < Latin colostrum, colustrum beestings]