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US/ˈθɪk.nəs/
UK/ˈθɪk.nəs/
how thick something is: the distance between its two opposite sides
In context
The ice was only five centimeters in thickness, so skating was dangerous.
Choose a mattress thickness that suits your back.
The walls are double the normal thickness to keep out noise.
Words that go with thickness
noun + preposition
- in thicknessThe boards vary in thickness.
- thickness ofMeasure the thickness of the glass first.
adjective + noun
- even thicknessRoll the dough to an even thickness.
- double thicknessThe curtains are made of double thickness cotton.
noun + noun
- skin thicknessSkin thickness changes as we get older.