### Princeton's WordNet

statistical mechanicsnoun

the branch of physics that makes theoretical predictions about the behavior of macroscopic systems on the basis of statistical laws governing its component particles

**Synonyms:**

statistical mechanics

### Wiktionary

statistical mechanicsnoun

**Synonyms:**

statistical thermodynamicsstatistical mechanicsnoun

The branch of physics that uses statistical laws to make theoretical predictions about macroscopic systems of particles.**Synonyms:**

statistical thermodynamics

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