colostrum
Pronunciation:
/kəˈlɒstɹəm/noun
Definitions
A form of milk produced by the mammary glands in late pregnancy and the few days after giving birth. Human and bovine colostrum is thick and yellowish. In humans, it has high concentrations of nutrients and antibodies, but it is small in quantity.
A mixture of turpentine and egg yolk, formerly used as an emulsion.