Medical term:
enamel
enamel
[e-nam´el]the white, compact, and very hard substance covering and protecting the dentin of the crown of a tooth.
mottled enamel a chronic endemic form of hypoplasia of the dental enamel caused by drinking water with a high fluoride content when a child is in the time of tooth formation. It is characterized by defective calcification that gives a white chalky appearance to the enamel, which gradually undergoes brown discoloration. See also dental fluorosis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
e·nam·el
(ē-nam'ĕl), [TA]The hard, glistening substance covering the coronal dentin of the tooth. In its mature form, it is composed of an inorganic portion made up of 90% hydroxyapatite and between 6% calcium carbonate, calcium fluoride, and magnesium carbonate, the remainder (4%) being an organic matrix of protein and glycoprotein.
Synonym(s): enamelum [TA], substantia adamantina, substantia vitrea
[M.E., fr. Fr. enamailer, to apply enamel, fr. en, on, + amail, enamel, fr. Germanic]
Farlex Partner Medical Dictionary © Farlex 2012
enamel
(ĭ-năm′əl)n.
Anatomy The hard, calcareous substance covering the exposed portion of a tooth.
e·nam′el·er, e·nam′el·ist n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
e·nam·el
(ĕ-nam'ĕl) [TA]The hard, acellular, inert substance covering the tooth. In its mature form, it is composed of an inorganic portion made up of 90% hydroxyapatite and 6-8% calcium carbonate, calcium fluoride, and magnesium carbonate, the remainder consisting of an organic matrix of protein and glycoprotein; structurally, it is made up of oriented rods each of which consists of a stack of rodlets encased in an organic prism sheath.
[M.E., fr. Fr. enamailer, to apply enamel, fr. en, on, + amail, enamel, fr. Germanic]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
enamel
The hard outer covering of the crown of a tooth.Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
enamel
a substance consisting mainly of a calcium phosphate-carbonate salt, bound together by KERATIN, found on the crowns of teeth and the denticles of fish. It is formed from the EPITHELIUM of the mouth. See TOOTH.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
Enamel
The hard, white, outer layer of the tooth.
Mentioned in: Bruxism, Teeth Whitening, Tooth Decay, Tooth Replacements and Restorations, Toothache
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
e·nam·el
(ĕ-nam'ĕl) [TA]Hard, glistening substance covering coronal dentin of tooth. In its mature form, composed of an inorganic portion made up of 90% hydroxyapatite and about 6% calcium carbonate, calcium fluoride, and magnesium carbonate, with the remainder (4%) being an organic matrix of protein and glycoprotein.
Synonym(s): enamelum [TA] .
Synonym(s): enamelum [TA] .
[M.E., fr. Fr. enamailer, to apply enamel, fr. en, on, + amail, enamel, fr. Germanic]
Medical Dictionary for the Dental Professions © Farlex 2012
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