- The definition of a grain is a tiny hard seed from a cereal grass, or a tiny piece of amount of something.
- An example of a grain is a piece of a wheat berry.
- An example of a grain is an extremely tiny piece of sand.
Mounds of harvested grain.
- a small, hard seed or seedlike fruit, esp. that of any cereal plant, as wheat, rice, corn, rye, etc.
- : also called corn in Great Britain
- cereal seeds in general
- the seeds of a specific cereal
- any plant or plants producing cereal seeds
- a tiny, solid particle, as of salt or sand
- a crystal or crystals collectively; also crystallization, esp. of sugar
- a tiny bit; slightest amount: a grain of sense
Origin of grainorig. from the weight of a grain of wheat the smallest unit in the system of weights used in the U.S., Great Britain, and Canada, equal to .0648 gram: one pound avoirdupois equals 7,000 grains; one pound troy or apothecaries' weight equals 5,760 grains: abbrev. gr
- the arrangement or direction of fibers, layers, or particles of wood, leather, stone, paper, etc.
- the markings or texture due to a particular arrangement
- paint or other surface finish imitating such markings or texture
- a granular surface appearance
- that side of a piece of leather from which the hair has been removed
- the markings on that side
- disposition; nature
- essential quality
- kermes or cochineal
- a red dye made from either
- any fast dye
- Archaic color or shade
Origin of grainMiddle English greyne ; from Old French grein, a seed, grain (; from Classical Latin granum, a seed, kernel) and amp; grainne, seed or grain collectively (; from Late Latin grana, feminine , origin, originally plural of Classical Latin granum) ; from Indo-European base an unverified form ĝer-, to become ripe from source corn, kernel
- to form into grains; granulate
- to paint or otherwise finish (a surface) in imitation of the grain of wood, marble, etc.
- to remove the hair from (hides)
- to put a finish on the grain surface of (leather)
against the grainor against one's grain
- 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.
- Aerospace A mass of solid propellant.
- Abbr. gr. A unit of weight in the US Customary System, an avoirdupois unit equal to 0.002285 ounce (0.065 gram).
- The arrangement, direction, or pattern of the fibrous tissue in wood.
- 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.
- The pattern produced, as in stone, by the arrangement of particulate constituents.
- The relative size of the particles composing a substance or pattern: a coarse grain.
- A painted, stamped, or printed design that imitates the pattern found in wood, leather, or stone.
- The direction or texture of fibers in a woven fabric.
- A state of fine crystallization.
- a. Basic temperament or nature; disposition.b. An essential quality or characteristic.
- Archaic Color; tint.
verbgrained, grain·ing, grains
- To cause to form into grains; granulate.
- To paint, stamp, or print with a design imitating the grain of wood, leather, or stone.
- To give a granular or rough texture to.
- To remove the hair or fur from (hides) in preparation for tanning.
Origin of grainMiddle English, from Old French graine, from Latin grānum; see g&rlowring;&schwa;-no- in Indo-European roots.
(countable and uncountable, plural grains)
- (uncountable) The harvested seeds of various grass food crops eg: wheat, corn, barley.
- We stored a thousand tons of grain for the winter.
- (uncountable) Similar seeds from any food crop, eg buckwheat, amaranth, quinoa.
- (countable) A single seed of grain.
- a grain of wheat
- (countable, uncountable) The crops from which grain is harvested.
- The fields were planted with grain.
- (uncountable) A linear texture of a material or surface.
- Cut along the grain of the wood.
- (countable) A single particle of a substance.
- a grain of sand
- a grain of salt
- (countable) A very small unit of weight, in England equal to 1/480 of an ounce troy, 0.0648 grams or, to be more exact, 64.79891 milligrams (0.002285714 avoirdupois ounce). A carat grain or pearl grain is 1/4 carat or 50 milligrams. The old French grain was 1/9216 livre or 53.11 milligrams, and in the mesures usuelles permitted from 1812 to 1839, with the livre redefined as 500 grams, it was 54.25 milligrams.
- (countable) A former unit of gold purity, also known as carat grain, equal to 1⁄4 "carat" (karat).
- (materials) A region within a material having a single crystal structure or direction.
- A reddish dye made from the coccus insect, or kermes; hence, a red color of any tint or hue, as crimson, scarlet, etc.; sometimes used by the poets as equivalent to Tyrian purple.
- The hair side of a piece of leather, or the marking on that side.
- (in the plural) The remains of grain, etc., after brewing or distillation; hence, any residuum. Also called draff.
- (botany) A rounded prominence on the back of a sepal, as in the common dock.
- Temper; natural disposition; inclination.
(third-person singular simple present grains, present participle graining, simple past and past participle grained)
- To feed grain to.
- To make granular; to form into grains.
- (intransitive) To form grains, or to assume a granular form, as the result of crystallization; to granulate.
- To texture a surface in imitation of the grain of a substance such as wood.
- (tanning) To remove the hair or fat from a skin.
- (tanning) To soften leather.
- To yield fruit.
See groin (“part of the body”).