memory foam
noun/ˈmeməri fəʊm/
/ˈmeməri fəʊm/
[uncountable]- a material that adapts to pressure and temperature, used especially in mattresses (= the part of a bed that you lie on), where it adapts to the shape of your body
- Where your body is making the most contact with the memory foam, the foam reacts and becomes softer.
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