grain Definition in the Cambridge English Dictionary
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Definition of “grain” - English Dictionary

Definition of "grain" - American English Dictionary

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grainnoun

 us   /ɡreɪn/

grain noun (SEED)

[C/U] a ​seed from a ​plant, esp. a ​grass such as ​wheat, or the ​crop from such a ​plant: [C] Wheat and ​rye are two ​common grains used in making ​bread. [U] Grain is one of the ​mainexports of the American ​Midwest.

grain noun (SMALL PIECE/AMOUNT)

[C] a very ​smallpiece of a hard ​substance, or a ​smallamount of something: grains of ​sand There was a grain of ​truth in what she said. You haven’t got a grain of ​sense.

grain noun (PATTERN)

[U] the ​naturalpattern of ​lines in the ​surface of a ​material, such as ​wood or ​rock, or the ​direction in which the ​fibers that ​form these ​substanceslie: Polishing the ​woodbrings out ​its grain.
(Definition of grain from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "grain" - British English Dictionary

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grainnoun

uk   us   /ɡreɪn/

grain noun (SEED)

C2 [C or U] a ​seed or ​seeds from a ​plant, ​especially a ​plant like a ​grass such as ​rice or wheat: grains of ​wheat/​rice Grain (= the ​crop from ​foodplants like ​grasses) is one of the ​mainexports of the American Midwest.
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grain noun (SMALL PIECE)

C2 [C] a very ​smallpiece of a hard ​substance: grains of ​sandC2 [S] a very ​smallamount of a ​particularquality: There wasn't a grain of ​truth in anything she said. Anyone with a grain of ​commonsense would have ​known what to do.

grain noun (PHOTOGRAPH)

[C or U] the ​pattern of ​extremelysmallspots of ​black and ​white or ​colour, that ​form a ​photographic or ​filmimage, or one of these ​smallspots: fine/coarse-grain ​film

grain noun (WOOD/CLOTH)

the grain [S] the ​naturalpatterns of ​lines in the ​surface of ​wood or ​cloth: to ​cut something along/against the grain

grain noun (WEIGHT)

[C] old-fashioned a ​unit of ​mass, ​equal to 0.0648 ​grams
(Definition of grain from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "grain" - Business English Dictionary

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grainnoun [C or U]

uk   us   /ɡreɪn/
a ​crop such as wheat and corn that is ​grown for ​food: Ultra-high ​prices of metals, grains and ​energy spurred ​production and stifled ​consumption. grain ​prices/​markets/​production
(Definition of grain from the Cambridge Business English Dictionary © Cambridge University Press)
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