Lexic.us

Definition of Chalk

1. Noun. A soft whitish calcite.

2. Verb. Write, draw, or trace with chalk.

3. Noun. A pure flat white with little reflectance.

4. Noun. 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.

5. Noun. 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.

Definition of Chalk

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. v. t. To rub or mark with chalk.

Definition of Chalk

1. Noun. A soft, white, powdery limestone. ¹

2. Noun. A piece of chalk, or, more often, processed compressed chalk, that is used for drawing and for writing on a blackboard. ¹

3. Noun. Tailor's chalk. ¹

4. Noun. (uncountable climbing) A white powdery substance used to prevent hands slipping from holds when climbing, sometimes but not always limestone-chalk. ¹

5. Noun. (US military countable) A platoon-sized group of airborne soldiers. ¹

6. Noun. (US sports chiefly basketball) The prediction that there will be no upsets, and the favored competitor will win. ¹

7. Verb. To apply chalk to anything, such as the tip of a billiards cue ¹

8. Verb. To record something, as on a blackboard, using chalk. ¹

9. Verb. To use powdered chalk to mark the lines on a playing field. ¹

10. Verb. (figuratively) To record a score or event, as if on a chalkboard. ¹

¹ Source: wiktionary.com

Definition of Chalk

1. to mark with chalk (a soft limestone) [v -ED, -ING, -S]

Medical Definition of Chalk

1. Synonym: calcium carbonate. Origin: L. Calx (05 Mar 2000)

Lexicographical Neighbors of Chalk

chaleh chalehs chalet chalets chalice chalice cell chalice sign chalice vine chaliced chalicelike

chalices chalicosis chalicothere chalicotheres chalinoplasty chalk (current term) chalk and talk chalk bag chalk dust chalk line

chalk out chalk pit chalk talk chalk talks chalk up chalk up to chalkboard chalkboards chalkdust chalked

Literary usage of Chalk

Below you will find example usage of this term as found in modern and/or classical literature:

1. Science by American Association for the Advancement of Science (1891)
"To pass to my second example, — the discovery of the composition of chalk. How is this to be effected? I would call attention to what is known about chalk ..."

2. The Encyclopaedia Britannica: “a” Dictionary of Arts, Sciences, Literature edited by Hugh Chisholm (1910)
"The chalk formation,in addition to the typical chalk material —creta ... In its purest form chalk consists of from 95 to 99% of calcium carbonate (carbonate ..."

3. Macmillan's Magazine by David Masson, George Grove, John Morley, Mowbray Morris (1868)
"Not only here, but over the whole county of Norfolk, the well-sinker might carry his shaft down many hundred feet without coming to the end of the chalk; ..."

4. A Text-book of Geology: For Use in Universities, Colleges, Schools of by Louis Valentine Pirsson, Charles Schuchert (1915)
"For a long time chalk was believed to be a deep-sea deposit like the Globigerina oozes (see page 479) of the present abyssal oceans, but the kinds of ..."

5. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1833)
"On microscopical examination, chalk is found to consist ia the main of the ... When taken for t prolonged period, chalk is apt to form concretions in tis ..."

6. Pharmaceutical Journal by Royal Pharmaceutical Society of Great Britain (1849)
"To the accuracy of the figure of the internal parts of a Rotalia, from the chalk published by Dr. Mantell (Phil. Trans, for 1846, plate xxi., fig. 10. ..."

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