crust

Meanings

Noun

• A more solid, dense or hard layer on a surface or boundary.
• The external, hardened layer of certain foodstuffs, including most types of bread, fried meat, etc.
• An outer layer composed of pastry
• The bread-like base of a pizza.
• The top or bottom slice of a loaf of bread; The end piece of a loaf; The heel.
• The outermost layer of the lithosphere of the Earth.
• The shell of crabs, lobsters, etc.
• Nerve, gall.
• A living.

Verb

• To cover with a crust.
• To form a crust.

Origin

• From Middle English cruste, from Anglo-Norman and Old French cruste, from Latin crusta ("hard outer covering"), from Proto-Indo-European *krustós ("hardened"), from *krews-, related to Old Norse hroðr ("scurf"), Old English hruse ("earth"), Old High German hrosa ("crust, ice"), Latvian kruvesis ("frozen mud"), Ancient Greek κρύος ("frost, icy cold"), κρύσταλλος, Avestan 𐬑𐬭𐬎𐬰𐬛𐬭𐬀-, Sanskrit क्रूड् ("thicken, make hard")