noun HSK 5
Traditional 固體
solid · solid state · solid matter

Meaning

固体 refers to one of the three fundamental states of matter in which particles are tightly packed together with a definite shape and volume. It contrasts with liquids and gases. The term is used in scientific, educational, and everyday contexts to describe materials that maintain their form.

Usage

This is a standard scientific and everyday term used to classify matter. Native speakers commonly use it when discussing physics, chemistry, or material properties. It frequently appears in educational materials and scientific discussions, often paired with 液体 (liquid) and 气体 (gas) when describing the three states of matter.

Examples

  1. 01
    冰是水的固体形态。
    Bīng shì shuǐ de xíng tài.
    Ice is the solid form of water.
  2. 02
    物质有三种基本状态:固体、液体和气体。
    zhì yǒu sān zhǒng běn zhuàng tài: , .
    Matter has three basic states: solid, liquid, and gas.

Characters

Measure words

  • zhǒng一种固体
  • kuài一块固体

Common collocations

  • 固体物质
    zhì
    solid matter
  • 固体燃料
    rán liào
    solid fuel
  • 固体食物
    shí
    solid food
  • 固体废物
    fèi
    solid waste

Origin

固 originally means 'solid' or 'firm,' and 体 means 'body' or 'substance.' Together they literally mean 'solid substance,' a straightforward descriptive term for matter in its solid state.

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