Lactation

[læk'teɪʃ(ə)n] or [læk'teʃən]

(noun.) the production and secretion of milk by the mammary glands.

(noun.) the period following birth during which milk is secreted; 'lactation normally continues until weaning'.

Edited by Horace--From WordNet

(n.) A giving suck; the secretion and yielding of milk by the mammary gland.

Typist: Rudy