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state of matter

American  
[stayt-uhv mat-er] / ˈsteɪt əv ˈmæt ər /

noun

states of matter plural
  1. Physical Chemistry. any of the phases, including solid, liquid, gas, plasma, and others, in which a substance can occur.


state of matter Scientific  
/ stāt /
  1. One of the four principal conditions in which matter exists—solid, liquid, gas, and plasma.

  2. See also phase phase transition


Other Word Forms

Inflected Forms

noun

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

To do this it had to exploit a novel state of matter - different from the three familiar states of liquid, solid or gas.

From BBC • Jun. 2, 2026

When electrons settle into these rigid arrangements, the material undergoes a shift in its state of matter and stops conducting electricity.

From Science Daily • Nov. 17, 2025

The goal, Quaise CEO Carlos Araque says, is to tap rocks that are so hot that when water contacts them, it becomes a fourth state of matter.

From The Wall Street Journal • Oct. 23, 2025

It relies on heating and pressurising water to such a high degree that it enters a new state of matter: a so-called supercritical state.

From BBC • Aug. 18, 2025

The normal, predictable state of matter throughout the universe is randomness, a relaxed sort of equilibrium, with atoms and their particles scattered around in an amorphous muddle.

From "The Lives of a Cell" by Lewis Thomas

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