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a. A small, dry, one-seeded fruit of a cereal grass, having the fruit and the seed walls united: a single grain of wheat; gleaned the grains from the ground one at a time. Also called caryopsis.
b. The fruits of cereal grasses especially after having been harvested, considered as a group: The grain was stored in a silo.
a. A cereal grass: Wheat is a grain grown in Kansas.
b. Cereal grasses considered as a group: Grain is grown along the river.
a. A relatively small discrete particulate or crystalline mass: a grain of sand.
b. A small amount or the smallest amount possible: hasn't a grain of sense.
4. Aerospace A mass of solid propellant.
5. Abbr. gr. A unit of weight in the US Customary System, an avoirdupois unit equal to 0.002285 ounce (0.065 gram).
a. The markings, pattern, or texture of the fibrous tissue in wood: Cherry wood has a fine grain.
b. The direction of such markings: cut a board with the grain.
a. The side of a hide or piece of leather from which the hair or fur has been removed.
b. The pattern or markings on this side of leather.
8. The pattern produced, as in stone, by the arrangement of particulate constituents.
9. The relative size of the particles composing a substance or pattern: a coarse grain.
10. A painted, stamped, or printed design that imitates the pattern found in wood, leather, or stone.
11. The direction or texture of fibers in a woven fabric.
12. A state of fine crystallization.
a. Basic temperament or nature; disposition: It goes against my grain to ask for help.
b. An essential quality or characteristic: "Toughness as a virtue ... is, needless to say, fully embedded in the American grain" (Benjamin DeMott).
14. Archaic Color; tint.
v. grained, grain·ing, grains
1. To cause to form into grains; granulate.
2. To paint, stamp, or print with a design imitating the grain of wood, leather, or stone.
3. To give a granular or rough texture to.
4. To remove the hair or fur from (hides) in preparation for tanning.
To form grains: The corn began to grain.
against the grain
Contrary to custom, one's inclination, or good sense.
with a grain of salt
With reservations; skeptically: Take that advice with a grain of salt.

[Middle English, from Old French graine, from Latin grānum; see gr̥ə-no- in Indo-European roots.]

grain′er n.
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References in periodicals archive ?
Gina and Ann, of Grainer Park, Newcastle, are doing the fundraising in memory of their late husbands Les and Billy who died some years ago.
The 80 grain SMK is about 31% more wind resistant than the then-popular 69 grainer it replaced at 600 yards.
At the moment, I'm having a difficult time deciding what bullet to load for the bear hunt--230-grain SWC or the heavier 250 grainer.
And when composer Ron Grainer came knocking, with a tune he had for a new science fiction show on the BBC, she made history.
CARLISLE UNITED v CRAWLEY TOWN Carlisle defend their recordunbeaten run at home without Danny Grainer (ban) and David Atkinson (calf).
David Lightfoot, 72, a former Wrexham publican and an associate of Grainer, was sent to prison for 10 years on eight counts of indecent and sexual assault.
Replacements - Thompson (D), Baxter, Walker, Grainer, Bell.
IT'S a series best remembered for its iconic title sequence and haunting theme tune composed by Ron Grainer.
A Richard Binnie, Perth Who can forget that great music by Ron Grainer and the opening titles of the dancing girl in shadow with a spinning gun and cards?
At the right moment the man swings himself onto the back of a grainer at a slow, practiced lope.
Environmentally, sustainably, economically and socially shopping local at the Grainer Market is a winner - and at 32% cheaper than supermarkets - what's not to love about the Grainger Market?