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molar
1[ moh-ler ]
/ ˈmoʊ lər /
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noun
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
adapted for grinding, as teeth.
pertaining to such teeth.
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Origin of molar
1First recorded in 1350–1400; Middle English molares (plural), from Latin molāris “grinding tooth, molar,” equivalent to mol(a) “millstone, mill” + -āris -ar1
Words nearby molar
moksha, mol., mola, molal, molality, molar, molar heat capacity, molarity, molar pregnancy, molars, molar volume
Other definitions for molar (2 of 3)
molar2
[ moh-ler ]
/ ˈmoʊ lər /
adjective
Physics. pertaining to a body of matter as a whole, as contrasted with molecular and atomic.
Origin of molar
2First recorded in 1860–65; from Latin mōl(ēs) “a lump; large mass” + -ar1
Other definitions for molar (3 of 3)
molar3
[ moh-ler ]
/ ˈmoʊ lər /
adjective Chemistry.
pertaining to a solution containing one mole of solute per liter of solution.
noting or pertaining to gram-molecular weight.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use molar in a sentence
British Dictionary definitions for molar (1 of 2)
molar1
/ (ˈməʊlə) /
noun
any of the 12 broad-faced grinding teeth in man
a corresponding tooth in other mammals
adjective
of, relating to, or designating any of these teeth
used for or capable of grinding
Word Origin for molar
C16: from Latin molāris for grinding, from mola millstone
British Dictionary definitions for molar (2 of 2)
molar2
/ (ˈməʊlə) /
adjective
(of a physical quantity) per unit amount of substancemolar volume
(not recommended in technical usage) (of a solution) containing one mole of solute per litre of solution
Word Origin for molar
C19: from Latin mōlēs a mass
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
Scientific definitions for molar (1 of 2)
molar1
[ mō′lər ]
Chemistry
Relating to a mole.
Containing one mole of solute per liter of solution.
Scientific definitions for molar (2 of 2)
molar2
[ mō′lər ]
Any of the teeth located toward the back of the jaws, having broad crowns for grinding food. Adult humans have 12 molars.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.