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Molar

 - 12 dictionary results

mo⋅lar

1  [moh-ler]
Use Molar in a Sentence
–noun
1. Also called molar tooth. a tooth having a broad biting surface adapted for grinding, being one of twelve in humans, with three on each side of the upper and lower jaws.
–adjective
2. adapted for grinding, as teeth.
3. pertaining to such teeth.
Origin:
1535–45; < L molāris grinder, short for (dēns) molāris grinding (tooth), equiv. to mol(a) millstone + -āris -ar 1

mo⋅lar

2  [moh-ler]
–adjective
Physics. pertaining to a body of matter as a whole, as contrasted with molecular and atomic.
Origin:
1860–65; < L mōl(ēs) a mass + -ar 1

mo⋅lar

3  [moh-ler]
–adjective Chemistry.
1. pertaining to a solution containing one mole of solute per liter of solution.
2. noting or pertaining to gram-molecular weight.
Origin:
1860–65; mole 4 + -ar 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To Molar
mo·lar 1   (mō'lər)   
adj.  

  1. Abbr. M Chemistry

    1. Relating to or designating a solution that contains one mole of solute per liter of solution.

    2. Containing one mole of a substance.

  2. Physics Of or relating to a body of matter as a whole, perceived apart from molecular or atomic properties.


[From mole5.]
mo·lar 2   (mō'lər)   
n.  A tooth with a broad crown used to grind food, located behind the premolars.
adj.  

  1. Of or relating to the molars.

  2. Capable of grinding.


[From Middle English molares, molars, from Latin molāris, belonging to a mill, grinder, molar, from mola, millstone; see melə- in Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

molar 
"grinding tooth," 1541, from L. molaris dens "grinding tooth," from mola "millstone," from PIE base *mel- "to rub, grind" (see mill (1)).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: 1mo·lar
Pronunciation: 'mO-l&r
Function: noun
: a tooth with a rounded or flattened surface adapted for grinding;specifically : one of the mammalian teeth behind the incisors and canines sometimes including the premolars but more exactly restricted to the three posterior pairs in each human jaw oneach side which are not preceded by milk teeth

Main Entry: 2molar
Function: adjective
1 a : pulverizing by friction <molar teeth> b : of, relating to, or located nearthe molar teeth <molar gland>
2 : of, relating to, possessing the qualities of, or characterized by a uterine mole <molar pregnancy>

Main Entry: 3molar
Function: adjective
1 : of or relating to a mass of matter as distinguished from the properties or motions of molecules or atoms
2 : of or relating to larger units of behavior especially as relatable to a prior deprivation or motivational pattern of the organism molar problems ofpersonality as the ego functions —R.R. Holt> —compare MOLECULAR 2

Main Entry: 4molar
Function: adjective
1 : of or relating to a mole of a substance molar volume of a gas>
2 : containing one mole of solute in one liter of solution
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

molar mo·lar1 (mō'lər)
adj.

  1. Relating to or being a solution that contains one mole of solute per liter of solution.

  2. Of, relating to, or characterizing the physical properties of a body of matter as a whole, especially the mass of a body, as opposed to the molecular or atomic properties.


  3. Abbr. M Of, relating to, or being a solution whose concentration is expressed as moles of solute per liter of solution.

  4. Containing one mole of a substance.

molar 2
n.
A tooth having a crown with three, four, or five cusps on the grinding surface, a bifid root in the lower jaw, and three conical roots in the upper jaw. In permanent dentition, there are three on either side behind the premolars; in deciduous dentition, there are two on either side behind the canines. adj.

  1. Of or relating to the molars.

  2. Capable of grinding.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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