noun

crust

the hard outer part of bread, pastry base, a hard outer layer

He always cuts the crusts off his bread.

He always cuts the crusts off his bread.

The pie had a golden, flaky crust.

The pie had a golden, flaky crust.

The Earth's crust is its outer layer.

The Earth's crust is its outer layer.

((the crust of sth.)) the outer layer of something He always cuts the crusts off his bread.

((a + adjective + crust)) describes the pastry of a pie The pie had a golden, flaky crust.

((the Earth's crust)) the outer layer of the planet The Earth's crust is its outer layer.

Synonyms: shell, rind, covering, layer

From Latin 'crusta' (rind, shell, crust).

Picture the 'crust' of a pizza or a pie – the hard, baked outer edge. This is the core meaning.

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