A stone, such as a gallstone or kidney stone (calculus is Latin for pebble or small stone)

Latin, meaning: pebble, stone.

Found on http://archives.nd.edu/ccc.htm

a hard deposit of calcified plaque which is found around the neck of the tooth. When it is above the free gingival margin (supra-gingival) it is white and chalky. When it is below (sub-gingival) it is dark and hard.

Found on http://www.encyclo.co.uk/local/20169

[

*n]* - a hard lump produced by the concretion of mineral salts 2. [n] - the branch of mathematics that is concerned with limits and with the differentiation and integration of functions

Found on http://www.webdictionary.co.uk/definition.php?query=calculus

hard calcium like deposits which form on teeth and dentures.

Found on http://www.cosmeticdentistryguide.co.uk/glossary.html

Stone-like structures formed within the body, particularly in the gall bladder (called gallstones), bladder (called bladder stones) and kidneys (called kidney stones).

Found on http://www.encyclo.co.uk/local/20560

A stone formed within the body (as in gallstones, kidney stones or urinary bladder stones)

Found on http://www.dwp.gov.uk/medical/med_conditions/glossary.html

Calculus: 1. A stone within the body, such as a stone in the urinary tract. 2. The calcium salt deposits on the teeth. 3. A field of mathematics. These different meanings of 'calculus' all go bach to the origin of the word. In Latin, a calculus is 'a pebble.' Pebbles were once used for counting, from which came the mathematical field of calculus. A...

Found on http://www.medterms.com/script/main/art.asp?articlekey=18384

**Cal'cu·lus** * noun* ;

* plural* ** Calculi** . [ L,

* calculus* . See

__ Calculate__ , and

__ Calcule__ .]

** 1.** * (Medicine)* Any solid concretion, formed in any part of the body, but most frequent in the organs that act as reservoirs, and in the passages connected with them; as, ...

Found on http://www.encyclo.co.uk/webster/C/8

A calcium salt concretion which forms on your teeth. Calculus deposits form on the teeth in areas which you do not floss or brush. If these concretions are left to build up on the tooth enamel, they will irritate the gum tissue, push it away from the tooth and promote progressive bone loss. Eventually the teeth can loosen and fall out. These deposi...

Found on http://www.encyclo.co.uk/local/20973

infinitesimal calculus *noun* the branch of mathematics that is concerned with limits and with the differentiation and integration of functions

Found on http://wordnetweb.princeton.edu/perl/webwn?s=calculus

concretion *noun* a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body; `renal calculi can be very painful`

Found on http://wordnetweb.princeton.edu/perl/webwn?s=calculus

(kal´ku-lәs) pl. cal´culi an abnormal concretion in the body, usually composed of mineral salts; the usual location is in a hollow organ or passage. Called also stone. See also kidney stone and gallstone. adj., cal´culous., adj.

Found on http://www.encyclo.co.uk/local/21001

• (n.) Any solid concretion, formed in any part of the body, but most frequent in the organs that act as reservoirs, and in the passages connected with them; as, biliary calculi; urinary calculi, etc. • (n.) A method of computation; any process of reasoning by the use of symbols; any branch of mathematics that may involve calculation.Calc...

Found on http://thinkexist.com/dictionary/meaning/calculus/

(from the article `mineral`) ...extent of organically formed aragonite. Minerals also are produced by the human body: hydroxylapatite [Ca5(PO4)3(OH)] is the chief component of ...

Found on http://www.britannica.com/eb/a-z/c/6

branch of mathematics concerned with the calculation of instantaneous rates of change (differential calculus) and the summation of infinitely many ... [23 related articles]

Found on http://www.britannica.com/eb/a-z/c/6

Type: Term Pronunciation: kal′kyū-lŭs, -lī Definitions: 1. A concretion formed in any part of the body, most commonly in the passages of the biliary and urinary tracts; usually composed of salts of inorganic or organic acids, or of other material such as cholesterol. Synonyms: stone1

Found on http://www.medilexicon.com/medicaldictionary.php?t=13354

Hard deposit of mineralized material adhering to crowns and/or roots of teeth.

Found on http://www.mytonparkdental.co.uk/glossary-of-terms.html

The hard deposit of mineralized plaque that forms on the crown and/or root of the tooth. Also referred to as tartar.

Found on http://www.cigna.com/glossary/glossary.html?redir=/health/consumer/dental/d

The branch of mathematics that deals with (1) the rate of change of quantities (which can be interpreted as the slopes of curves), known as differential calculus, and (2) the length, area, and volume of objects, known as integral calculus. Calculus was one of the most important developments in mathe...

Found on http://www.daviddarling.info/encyclopedia/C/calculus.html

calculus, branch of mathematics that studies continuously changing quantities. The calculus is characterized by the use of infinite processes, involving passage to a limit—the notion of tending toward, or approaching, an ultimate value. The English physicist Isaac Newton and the German mathema...

Found on http://www.infoplease.com/ce6/sci/A0809858.html

The name calculus may be applied to any organized method of solving problems or drawing inferences by manipulation of symbols according to formal rules. Or an exact definition of a calculus may be provided by identifying it with a logistic system, (q.v.) satisfying the requirement of effectiveness. In mathematics, the word calculus has many specif....

Found on http://www.ditext.com/runes/c.html

*(mathematics)* Branch of mathematics which uses the concept of a derivative to analyse the way in which the values of a function vary. Calculus is probably the most widely used part of mathematics. Many real-life problems are analysed by expressing one quantity as a function of another ...

Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0006648.html

A hard deposit that forms when you do not brush your teeth so the plaque hardens. Calculus is also known as tartar.

Found on http://www.bracesinfo.com/glossary.html

Another term for tartar that accumulates on teeth. Calculus is made up of plaque that has become mineralised; is hard and yellow-brown in colour.

Found on http://www.cats.org.uk/cat-glossary/

**No exact match found**