- 婴儿车 yīng'érchē strollerbaby carriage, pram, or stroller
- 婴儿期 yīng'érqī infancy
- 试管婴儿 shìguǎnyīng'ér test-tube babytest tube baby
- 婴儿猝死综合症 yīng'ércùsǐzōnghézhèng SIDSsudden infant death syndrome (SIDS); crib death
- 婴儿肥 yīng'érféi baby fata rounded, full facial appearance often seen in children or young adults that remains from childhood
- 连体婴儿 liántǐyīng'ér conjoined twinstwins who are born with their bodies physically joined together
- 婴儿房 yīng'érfáng nurserya room in a house set aside for the use of a baby or small child.
- 婴儿手推车 yīng'érshǒutuīchē strollerbaby buggy
- 婴儿潮 yīng'ércháo baby booma period of significantly increased birth rate