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BNC: 13589 COCA: 21631

molar

1 of 3

noun

mo·​lar ˈmō-lər How to pronounce molar (audio)
: 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 3

adjective (1)

1
: pulverizing by friction : grinding
2
: of, relating to, or located near the molar teeth

molar

3 of 3

adjective (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 How to pronounce molar (audio)
-ˈler-ə-tē
noun

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

Time Traveler
The first known use of molar was in the 14th century

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