Thesaurus: chalk

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Definitions

1. n. A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.
2. n. Finely prepared chalk, used as a drawing implement; also, by extension, a compound, as of clay and black lead, or the like, used in the same manner. See Crayon.
3. v. t. To rub or mark with chalk.
4. v. t. To manure with chalk, as land.
5. v. t. To make white, as with chalk; to make pale; to bleach.
6. n. a soft whitish calcite
7. n. a pure flat white with little reflectance
8. n. an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
9. n. a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces
10. v. write, draw, or trace with chalk
11. A soft, earthy substance, of a white, grayish, or yellowishwhite color, consisting of calcium carbonate, and having the samecomposition as common limestone.