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单词 molar
释义

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

Kids Definition

molar

noun

mo·​lar ˈmō-lər How to pronounce molar (audio)
: 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 How to pronounce molar (audio)
: 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 4

adjective

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 4

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
interest in such molar problems of personality as the ego functions R. R. Holt
compare molecular sense 2

molar

4 of 4

adjective

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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更新时间:2024/11/14 17:32:41