tartar

tartar

 [tahr´ter]

dental calculus.

crude potassium bitartrate.

Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

tar·tar

(tar'tăr),

1. A crust on the interior of wine casks, consisting essentially of potassium bitartrate.

2. A white, brown, or yellow-brown deposit at or below the gingival margin of teeth, chiefly hydroxyapatite in an organic matrix. Synonym(s): dental calculus (2)

[Mediev. L. tartarum, ult. etym. unknown]

Farlex Partner Medical Dictionary © Farlex 2012

tartar

(tär′tər)

n.

Dentistry A hard yellowish deposit on the teeth, consisting of organic secretions and food particles deposited in various salts, such as calcium carbonate. Also called calculus.

The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

calculus

Dentistry
Indurated, yellow-brown/black deposits on teeth formed by bacteria in dental plaques from mineralised calcium salts in saliva and subgingival transudates. 

Kidneys
A stone in the urinary tract.

Pathology
An abnormal, often calcium-rich mass found in various tissues, seen by light microscopy.

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

tartar

Calculus Dentistry Hardened gray-white preplaque goo composed of hydroxyapatite, food bacteria, which adheres to teeth after a meal; tartar and plaque cause bone inflammation around teeth known as periodontia. See Caries.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

tar·tar

(tahr'tăr)

1. A white, brown, or yellow-brown deposit at or below the gingival margin of the teeth, chiefly hydroxyapatite in an organic matrix.
Synonym(s): dental calculus (2) .

2. A crust on the interior of wine casks, consisting essentially of potassium bitartrate.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

tartar

See DENTAL CALCULUS.

Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

Tartar

A hardened yellow or brown mineral deposit from unremoved plaque; also called calculus.

Mentioned in: Oral Hygiene

Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

tar·tar

(tahr'tăr)

A white, brown, or yellow-brown deposit at or below the gingival margin of teeth, chiefly hydroxyapatite in an organic matrix.
Synonym(s): dental calculus (2) .

Medical Dictionary for the Dental Professions © Farlex 2012