- 小儿科 xiǎo'érkē pediatricsThe department or branch of medicine that focuses on the care of infants and children
- 小儿麻痹症 xiǎo'érmábìzhèng polioinfantile paralysis; polio
- 小儿麻痹 xiǎo'érmábì polioinfantile paralysis; poliomyelitis
- 黄口小儿 huángkǒuxiǎo'ér infant; immature youthA young child; also used as a derogatory term for an ignorant or inexperienced young person. Literally refers to the yellow beak of a fledgling bird.
- 造化小儿 zàohuàxiǎo'ér fickle fateA humorous or disrespectful way to refer to the gods or spirits that control human destiny; often used to describe being plagued by ill fortune or sickness.
- 起小儿 qǐxiǎor since childhood(colloquial) from the time one was young
- 小儿软骨病 xiǎo'érruǎngǔbìng ricketsrickets; a childhood medical condition affecting bone development
- 发小儿 fàxiǎor childhood friend(dialect) a close childhood friend whom one grew up with; also refers to a couple who have known each other since childhood
- 小儿痲痹 xiǎo'érmábì polioinfantile paralysis; poliomyelitis
- 小儿经 xiǎo'érjīng Xiao'erjingXiao'erjing; refers to the system of using the Arabic alphabet to write Chinese, write Chinese
- 一小儿 yīxiǎor since childhood(dialect) since one was a child; from an early age
- 小儿麻痹病毒 xiǎo'érmábìbìngdú poliovirus