Crust Definition

krŭst
crusted, crusting, crusts
noun
crusts
The hard, crisp outer part of bread.
Webster's New World
A piece of bread consisting mostly of the hard outer portion.
American Heritage
A piece of this.
Webster's New World
Any dry, hard piece of bread.
Webster's New World
The pastry shell of a pie.
Webster's New World
verb
crusted, crusting, crusts

To cover with a crust.

Wiktionary
To cover or become covered with a crust.
Webster's New World
To form or harden into a crust.
Webster's New World
To harden into a crust.
American Heritage Medicine

Other Word Forms of Crust

Noun

Singular:
crust
Plural:
crusts

Origin of Crust

  • Latin crusta (“hard outer covering”) via Anglo-Norman and Old French cruste, from Proto-Indo-European *krus-to (“that which has been hardened”), from *kreus (“to form a crust, begin to freeze”), related to Old Norse hroðr (“scurf”), Old English hruse (“earth”), Old High German hrosa (“crust, ice”), Latvian kruwesis (“frozen mud”), Ancient Greek κρύος (kruos, “frost, icy cold”), κρύσταλλος (krustallos, “crystal, ice”), Avestan [script?] (xruzdra-, “hard”), Sanskrit क्रुड् (kruḍ, “thicken, make hard”)

    From Wiktionary

  • Middle English cruste from Old French crouste from Latin crusta kreus- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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