noun
rooting reflex
A neonatal reflex where an infant turns its head toward a touch on the cheek and opens its mouth, aiding breastfeeding. Used in medical and childcare contexts.
新生児の探索反射は、母乳を探すための原始反射の一つです。
The rooting reflex in newborns is one of the primitive reflexes for seeking the breast.
Compound of 探索 (tansaku, 'search') and 反射 (hansha, 'reflex'), directly describing the reflex's function.