Library / English Dictionary

CRUST

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The trait of being rude and impertinent; inclined to take liberties

Synonyms:

cheekiness; crust; freshness; gall; impertinence; impudence; insolence

Classified under:

Nouns denoting attributes of people and objects

Hypernyms ("crust" is a kind of...):

discourtesy; rudeness (a manner that is rude and insulting)

Hyponyms (each of the following is a kind of "crust"):

chutzpa; chutzpah; hutzpah ((Yiddish) unbelievable gall; insolence; audacity)

Derivation:

crusty (brusque and surly and forbidding)

Sense 2

Meaning:

The outer layer of the Earth

Synonyms:

crust; Earth's crust

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("crust" is a kind of...):

layer (a relatively thin sheetlike expanse or region lying over or under another)

Meronyms (parts of "crust"):

asthenosphere (the lower layer of the crust)

Meronyms (substance of "crust"):

sial (the granitelike rocks that form the outermost layer of the earth's crust; rich in silicon and aluminum)

sima (rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium)

Hyponyms (each of the following is a kind of "crust"):

horst (a ridge of the earth's crust that has been forced upward between two faults and so is higher than the surrounding land)

crustal plate; plate (a rigid layer of the Earth's crust that is believed to drift slowly)

Holonyms ("crust" is a part of...):

geosphere; lithosphere (the solid part of the earth consisting of the crust and outer mantle)

Sense 3

Meaning:

A hard outer layer that covers something

Synonyms:

crust; encrustation; incrustation

Classified under:

Nouns denoting natural objects (not man-made)

Hypernyms ("crust" is a kind of...):

cover; covering; natural covering (a natural object that covers or envelops)

Hyponyms (each of the following is a kind of "crust"):

calculus; tartar; tophus (an incrustation that forms on the teeth and gums)

Derivation:

crust (form a crust or form into a crust)

crusty (having a hardened crust as a covering)

 II. (verb) 

Sense 1

Meaning:

Form a crust or form into a crust

Example:

The bread crusted in the oven

Classified under:

Verbs of size, temperature change, intensifying, etc.

Hypernyms (to "crust" is one way to...):

change surface (undergo or cause to undergo a change in the surface)

"Crust" entails doing...:

dry; dry out (become dry or drier)

Sentence frame:

Something ----s

Derivation:

crust (a hard outer layer that covers something)

Credits

 Context examples: 

As he journeyed he bit into a crust which remained from his Beaulieu bread, and he washed it down by a draught from a woodland stream.

(The White Company, by Sir Arthur Conan Doyle)

It is characterized by itchy, burning papular lesions which form open sores with red-brown crusts.

(Pityriasis Lichenoides et Varioliformis Acuta, NCI Thesaurus)

It is characterized by an immense number of mites and hyperkeratotic crusted lesions, and is usually accompanied by lymphadenopathy and eosinophilia.

(Norwegian Scabies, NCI Thesaurus)

The lesions develop as erythematous scaly patches that progress to crusted, pruritic, erythematous plaques.

(Extramammary Paget Disease, NLM, Medical Subject Headings)

Basin formed by the downward movement of the earth's crust at a geological fault.

(Fault depression, NOAA Paleoclimate Glossary)

A severe, chronic fungal skin infection, usually of the scalp, characterized by the development of thick, yellow cup-shaped crusts and scarring over hair follicles.

(Favus, NCI Thesaurus)

Lead is a metal that occurs naturally in the earth's crust.

(Lead Poisoning, Agency for Toxic Substances Disease Registry)

These lakes with steep edges, ramparts and raised rims would be a signpost of periods in Titan's history when there was liquid nitrogen on the surface and in the crust.

(New Models Suggest Titan Lakes Are Explosion Craters, NASA)

Exposed water-ice is rare on Ceres, but the low density of Ceres, the impact-generated flows and the very existence of Ahuna Mons suggest that Ceres' crust does contain a significant component of water-ice.

(Ceres' Geological Activity, Ice Revealed in New Research, NASA)

“Oh, yes; but I don't want to hear any more about crusts!” said Dora.

(David Copperfield, by Charles Dickens)