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lactation

The making and release of milk by the breasts.

lak-TAY-shun noun

Word parts

lact/o milk-ation the process of

What it means

The breasts begin making milk during pregnancy and produce it in larger amounts after birth. The hormone prolactin drives milk production, and oxytocin causes the milk to flow out (the let-down reflex) when the baby sucks. The more milk is removed, the more is made. A lactation consultant is a specialist who helps with feeding.

For the nurse

Check whether each medicine is safe during lactation before giving it to a nursing parent.

At a glance

Spanishlactancia
Also writtenlactating

Related terms

postpartum

The time after giving birth, usually the first six weeks, while the body returns to its non-pregnant state.

pregnancy

The time during which an embryo, then a fetus, develops inside the uterus, from conception to birth.

breastfeeding

Feeding a baby with milk directly from the breast.

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