小学 (xiǎo xué) literally means 'small school' — 小 (xiǎo) means 'small' or 'young', and 学 (xué) means 'study' or 'school'. Together, it refers to elementary school, the first stage of formal compulsory education in China, typically covering grades one through six for children aged 6 to 12. It is a foundational institution where students learn basic literacy, numeracy, moral education, and introductory science and arts.

The term is widely used in official, academic, and everyday contexts — for example, when discussing enrollment, school districts, or childhood education. Unlike English's 'primary school' or 'grade school', 小学 is a fixed, unmodified noun; it does not take measure words like 一所 (yī suǒ) in casual speech unless specifying quantity ('one elementary school'). It is neutral in register and appropriate in both spoken and written Chinese.