noun

crust

crust, rind, shell

The Earth's crust is very thin.

The Earth's crust is very thin.

I don't like to eat the pizza crust.

I don't like to eat the pizza crust.

A crust of ice formed on the pond.

A crust of ice formed on the pond.

((the)) crust of ((sth.)) the hard outer part of (sth.) The crust of the bread is hard.

Synonyms: shell, rind, covering

From Latin *crusta* 'rind, shell, crust'.

Think of the 'crust' of the Earth, or the 'crust' of a pie. It's the hard outer layer.

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