tartar

[ tahr-ter ]
/ ˈtɑr tər /
|

noun

Dentistry. calculus(def 3).
the deposit from wines, potassium bitartrate.
the intermediate product of cream of tartar, obtained from the crude form, argol.

Origin of tartar

1350–1400; Middle English < Medieval Latin tartarum < Late Greek tártaron; replacing Middle English tartre < Middle French < Medieval Latin, as above

Definition for tartar (2 of 3)

Tartar

1
[ tahr-ter ]
/ ˈtɑr tər /

noun

adjective

of or relating to a Tartar or Tartars; Tartarian.
Also Tatar (for defs 1, 2, 4, 5, 8).

Origin of Tartar

1
1350–1400; Middle English < Medieval Latin Tartarus, perhaps variant of Tātārus (unattested) < Persian Tātār, by association with Tartarus; replacing Middle English Tartre < Middle French < Medieval Latin, as above
Related formsTar·tar·ly, adverb

Definition for tartar (3 of 3)

Tartar

2
[ tahr-ter ]
/ ˈtɑr tər /

noun Obsolete.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tartar

British Dictionary definitions for tartar (1 of 3)

tartar

1
/ (ˈtɑːtə) /

noun

dentistry a hard crusty deposit on the teeth, consisting of food, cellular debris, and mineral salts
Also called: argol a brownish-red substance consisting mainly of potassium hydrogen tartrate, present in grape juice and deposited during the fermentation of wine

Word Origin for tartar

C14: from Medieval Latin tartarum, from Medieval Greek tartaron

British Dictionary definitions for tartar (2 of 3)

tartar

2
/ (ˈtɑːtə) /

noun

(sometimes capital) a fearsome or formidable person

Word Origin for tartar

C16: special use of Tartar

British Dictionary definitions for tartar (3 of 3)

Tartar

/ (ˈtɑːtə) /

noun, adjective

a variant spelling of Tatar
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for tartar

tartar

[ tärtər ]

n.

A hard, yellowish deposit on the teeth, consisting of organic secretions and food particles deposited in various salts, such as calcium carbonate.dental calculus
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for tartar

tartar

[ tärtər ]

A hard yellowish deposit on the teeth, consisting of organic secretions and food particles deposited in various salts, such as calcium carbonate.
A reddish acid compound consisting of a tartrate of potassium, found in the juice of grapes and deposited on the sides of wine casks.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.