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a. The hard outer portion or surface area of bread.
b. A piece of bread consisting mostly of the hard outer portion.
c. A piece of bread that has become hard and dry.
2. A pastry shell, as of a pie or tart.
3. A hard crisp covering or surface: snow with a firm crust.
4. A hard deposit formed on the interior of a wine bottle as the wine matures.
5. Geology
a. The solid, outermost layer of the earth, lying above the mantle.
b. The outermost solid layer of a planet or moon.
6. The hard outer covering or integument of certain plants and animals, such as lichens and crustaceans.
7. An outer layer or coating formed by the drying of a bodily exudate such as pus or blood; a scab.
8. Informal Insolence; audacity; gall.
v. crust·ed, crust·ing, crusts
1. To cover with a crust.
2. To form into a crust.
1. To become covered with a crust.
2. To harden into a crust.

[Middle English cruste, from Old French crouste, from Latin crusta; see kreus- in Indo-European roots.]

crust′less adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.crusted - having a hardened crust as a covering
covered - overlaid or spread or topped with or enclosed within something; sometimes used as a combining form; "women with covered faces"; "covered wagons"; "a covered balcony"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈkrʌstɪd] adj (= encrusted) → encroûté(e)
to be crusted with dirt → être encroûté(e) de saleté
Collins English/French Electronic Resource. © HarperCollins Publishers 2005


adjmit einer Kruste überzogen, krustig; bloodverkrustet
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
INTRODUCTION: Crusted scabies was first described among lepers in Norway in 1848 by Boeck and Danielssen.
The treatment will include injectable medication, removal of brown exudates and removal of the heavy crusted material.
(1) For simulated precipitation of less than 7.5 mm, the crusted columns record larger cumulative evaporation values than the sandy surface over the entire evaporation process, indicating the retarding effect of the microbiotic crusts on evaporation.
These innovative, center-of-the-plate fillets are available in six flavor profiles, including Mediterranean Style Crested Salmon with sun-dried tomatoes and pine nuts, Summer Herb Crusted Cod with roasted garlic and lemon, Coconut Crusted Tilapia with mango and papaya, Potato Crusted Cod with chives and cheddar, Tortilla Crusted Tilapia with chipotle and lime, and Sesame Crusted Salmon with soy and ginger.