- The definition of crust is the hard, outer part of a loaf of bread, or a layer of pastry covering a pie, or a hardened layer on something.
- The brown outer part of white bread that you may have to cut off your child's sandwich is an example of crust.
- A tiny old piece of the end of a loaf of bread that you might throw to the ducks is an example of a crust of bread.
- A layer of dough on the bottom and top of an apple pie is an example of a crust.
- A hard film on top of soft pudding is an example of crust.
- Crust is defined as forming a hard outer layer.
When the ice freezes over a lake, this is an example of when it crusts.
- the hard, crisp outer part of bread
- a piece of this
- any dry, hard piece of bread
- the pastry shell of a pie
- any hard surface layer, as of snow or soil
- a hard deposit formed by wine on the inside surface of a bottle
- Slang audacity; insolence; gall
- Geol. the solid, rocky outer portion or shell of the earth; lithosphere
- Med. a dry, hard outer layer of blood, pus, or other bodily secretion
Origin: Middle English cruste ; from Old French or L: Old French crouste ; from Classical Latin crusta: for Indo-European base see crude
- to cover or become covered with a crust
- to form or harden into a crust
Used by arrangement with John Wiley & Sons, Inc.
- 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.
- A pastry shell, as of a pie or tart.
- A hard crisp covering or surface: snow with a firm crust.
- A hard deposit formed on the interior of a wine bottle as the wine matures.
- Geology a. The exterior portion of the earth that lies above the Mohorovičić discontinuity.b. The outermost solid layer of a planet or moon.
- The hard outer covering or integument of certain plants and animals, such as lichens and crustaceans.
- Pathology An outer layer or coating formed by the drying of a bodily exudate such as pus or blood; a scab.
- Informal Insolence; audacity; gall.
- To cover with a crust.
- To form into a crust.
- To become covered with a crust.
- To harden into a crust.
Origin: Middle English cruste, from Old French crouste, from Latin crūsta; see kreus- in Indo-European roots.
- crustˈless adjective
crust - Cultural Definition
- The crust includes the continents and the ocean bottom and is generally estimated to be about five to twenty-five miles thick.
- The crust is made from relatively lightweight rocks that floated to the surface when the Earth was molten early in its history.
crust - Medical Definition
- A hard, crisp covering or surface.
- An outer layer or coating formed by the drying of a bodily exudate such as pus or blood; a scab.
crust - Phrases/Idioms
crust - Science Definition
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