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Wordswarms From Years Past


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Adjacent Words

Chaldron
chalet
Chaleur Bay
Chalgrin
Chaliapin
chalice
chalice vine
Chaliced
Chalk
chalk commander
Chalk drawing
chalk dust
chalk line
Chalk mixture
chalk number
chalk out
Chalk period
chalk pit
chalk talk
chalk troops
chalk up
Chalk-cutter
Chalk-pit
Chalk-stone
chalkboard
Chalkcutter

Chalk formation definitions

Webster's 1913 Dictionary

Chalk Chalk, n. [AS. cealc lime, from L. calx limestone. See Calz, and Cawk.] 1. (Min.) 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. (Fine Arts) 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. Black chalk, a mineral of a bluish color, of a slaty texture, and soiling the fingers when handled; a variety of argillaceous slate. By a long chalk, by a long way; by many degrees. [Slang] --Lowell. Chalk drawing (Fine Arts), a drawing made with crayons. See Crayon. Chalk formation. See Cretaceous formation, under Cretaceous. Chalk line, a cord rubbed with chalk, used for making straight lines on boards or other material, as a guide in cutting or in arranging work. Chalk mixture, a preparation of chalk, cinnamon, and sugar in gum water, much used in diarrheal affection, esp. of infants. Chalk period. (Geol.) See Cretaceous period, under Cretaceous. Chalk pit, a pit in which chalk is dug. Drawing chalk. See Crayon, n., 1. French chalk, steatite or soapstone, a soft magnesian mineral. Red chalk, an indurated clayey ocher containing iron, and used by painters and artificers; reddle.

Webster's 1913 Dictionary

Cretaceous Cre*ta"ceous (kr[-e]*t[=a]"sh[u^]s), a. [L. cretaceus, fr. creta chalk. See Crayon.] Having the qualities of chalk; abounding with chalk; chalky; as, cretaceous rocks and formations. See Chalk. Cretaceous acid, an old name for carbonic acid. Cretaceous formation (Geol.), the series of strata of various kinds, including beds of chalk, green sand, etc., formed in the Cretaceous period; -- called also the chalk formation. See the Diagram under Geology. Cretaceous period (Geol.), the time in the latter part of the Mesozoic age during which the Cretaceous formation was deposited.




 


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