# colostrum

> English word · Noun · IPA /kəˈlɒstɹəm/ · frequency rank #73,081

## Definitions
1. A form of milk produced by the mammary glands in late pregnancy and the few days after giving birth.
2. A mixture of turpentine and egg yolk, formerly used as an emulsion.

## Etymology
Borrowed from Latin colostrum, of uncertain origin.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/colostrum