physical change

physical change
noun
a change from one state (solid or liquid or gas) to another without a change in chemical composition
Hypernyms: ↑natural process, ↑natural action, ↑action, ↑activity
Hyponyms:

* * *

physical change,
Chemistry. a change in the size or form of a substance without any alteration in the composition of its molecules or without its producing or becoming a new substance.

Useful english dictionary. 2012.

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