Main Entry:

crust

Pronunciation:

\ˈkrəst\

Function:

noun

Etymology:

Middle English, from Latin crusta; akin to Old English hrūse earth, Greek kryos icy cold, krystallos ice, crystal

Date:

14th century

1 a: the hardened exterior or surface part of bread b: a piece of this or of bread grown dry or hard2: the pastry cover of a pie3: a hard or brittle external coat or covering: as a: a hard surface layer (as of soil or snow) b: the outer part of a planet, moon, or asteroid composed essentially of crystalline rocks c: a deposit built up on the interior surface of a wine bottle during long aging d: an encrusting deposit of dried secretions or exudate ; especially : scab 4: gall, nerve

— crust verb

— crust·al \ˈkrəs-t^əl\ adjective

— crust·less \ˈkrəs(t)-ləs\ adjective