crust
/kɹʌst/ noun, verb
Forms crusts crusting crusted
- noun A more solid, dense or hard layer on a surface or boundary.
- noun The external, hardened layer of certain foodstuffs, including most types of bread, fried meat, etc.
- noun An outer layer composed of pastry
- noun The bread-like base of a pizza.
- noun (UK, Australia, New Zealand, Ireland, Canada, Northern US) A slice of bread cut from the end of a loaf; the heel.
- noun (geology) The outermost layer of the lithosphere of the Earth.
- noun (astronomy, by extension) The outermost layer of the lithosphere of any terrestrial planet.
- noun The shell of crabs, lobsters, etc.
- verb (transitive) To cover with a crust.
- verb (intransitive) To form a crust.
Synonyms
daily bread income livelihood heel Earth's crust incrustation encrustation gall impertinence impudence insolence cheekiness freshness
Etymology
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- (“to form a crust, begin to freeze”), related to Old Norse hroðr (“scurf”), Old English hruse (“earth”), Old High German hrosa (“crust, ice”), Latvian kruvesis (“frozen mud”), Ancient Greek κρύος (krúos, “frost, icy cold”), κρύσταλλος (krústallos, “crystal, ice”), Avestan 𐬑𐬭𐬎𐬰𐬛𐬭𐬀- (xruzdra-, “hard”), Sanskrit क्रूड् (krūḍ, “thicken, make hard”). Doublet of crusta.
Webster’s 1913
- noun The hard external coat or covering of anything; the hard exterior surface or outer shell; an incrustation; as, a crust of snow.
- noun (a) The hard exterior or surface of bread, in distinction from the soft part or crumb; or a piece of bread grown dry or hard.
- verb To cover with a crust; to cover or line with an incrustation; to incrust.
- verb To gather or contract into a hard crust; to become incrusted.
Etymology [L. crusta: cf. OF. crouste, F. cro; prob. akin to Gr. crystal, from the same root as E. crude, raw. See Raw, and cf. Custard.]
Etymology [Cf. OF. crouster, L. crustare. See Crust, n.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “crust”, CC BY-SA 4.0. Details