molar
1 of 3noun
mo·lar ˈmō-lər 
: a tooth with a rounded or flattened surface adapted for grinding
specifically : one of the cheek teeth in mammals behind the incisors and canines see tooth illustration
molar
2 of 3adjective (1)
1
: pulverizing by friction : grinding
2
: of, relating to, or located near the molar teeth
molar
3 of 3adjective (2)
1
: of or relating to a mole of a substance
the molar volume of a gas
2
: containing one mole of solute in one liter of solution
molarity
mō-ˈla-rə-tē
noun -ˈler-ə-tē
Word History
Etymology
Noun
Middle English molares, plural, from Latin molaris, from molaris of a mill, from mola millstone — more at mill
Adjective (2)
mole entry 5
First Known Use
Noun
14th century, in the meaning defined above
Adjective (1)
1626, in the meaning defined at sense 1
Adjective (2)
1902, in the meaning defined at sense 1
Kids Definition
molar
noun
mo·lar ˈmō-lər
: a large tooth near the back of the mouth with a broad surface used for grinding
Medical Definition
molar 1 of 4
noun
mo·lar ˈmō-lər
: 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 on each side which are not preceded by milk teeth
molar
2 of 4adjective
1
a
: pulverizing by friction
molar teeth
b
: of, relating to, or located near the molar teeth
molar gland
2
: of, relating to, possessing the qualities of, or characterized by a hydatidiform mole
molar pregnancy
molar
3 of 4adjective
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
interest in such molar problems of personality as the ego functions
R. R. Holt
compare molecular sense 2 R. R. Holtmolar
4 of 4adjective
1
: of or relating to a mole of a substance
the molar volume of a gas
2
: containing one mole of solute in one liter of solution
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