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Added 10 October 2026

lactation

/lækˈteɪʃən/ noun

Latin root: lactātiō Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about lactation at Wordnik → Where our words come from →

The secretion of milk from the mammary gland of a female mammal.
The process of providing the milk to the young; breastfeeding.
The period of time that a mother lactates to feed her young; a lactation period.

Origin

Learned borrowing from Latin lactātiō, lactātiōnis. Equivalent to lactate + -ion.

From Wiktionary, via Kaikki.org (CC BY-SA)

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