• IPA: /ɡɹeɪn/

grain

1. (uncountable) The harvested seeds of various grass food crops eg: wheat, corn, barley.

   We stored a thousand tons of grain for the winter.

2. (uncountable) Similar seeds from any food crop, e.g., buckwheat, amaranth, quinoa.
3. (countable) A single seed of grass food crops.

   a grain of wheat

   grains of oat

4. (countable, uncountable) The crops from which grain is harvested.

   The fields were planted with grain.

5. (uncountable) A linear texture of a material or surface.

   Cut along the grain of the wood.

   He doesn't like to shave against the grain.

6. (countable) A single particle of a substance.

   a grain of sand

   a grain of salt

7. (countable) A very small unit of weight, in England equal to frac 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 frac 4 carat or 50 milligrams. The old French grain was frac 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.
8. (countable) A former unit of gold purity, also known as carat grain, equal to frac 4 "carat" (karat).
9. (materials) A region within a material having a single crystal structure or direction.
10. 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.
    • 1645, John Milton, “Penseroso”, in Poems of Mr. John Milton, […] , London: Printed by Ruth Raworth for Humphrey Moſely,  […], OCLC 606951673 ↗:

      all in a robe of darkest grain

    • , Quoted by Coleridge, preface to Aids to Reflection

      […] doing as the dyers do, who, having first dipped their silks in colours of less value, then give them the last tincture of crimson in grain.

11. The hair side of a piece of leather, or the marking on that side.
12. (in the plural) The remains of grain, etc., after brewing or distillation; hence, any residuum. Also called draff.
13. (botany) A rounded prominence on the back of a sepal, as in the common dock.
14. Temper; natural disposition; inclination.

    • brothers […] not united in grain

15. (photography, videography) Visual texture in processed photographic film due to the presence of small particles of a metallic silver, or dye clouds, developed from silver halide that have received enough photons.

• French: grain
• German: Korn, Getreide
• Italian: seme
• Portuguese: grão
• Russian: зерно́
• Spanish: grano

• French: grain
• German: Körnchen, Korn
• Portuguese: grão
• Russian: зерно́
• Spanish: grano

• German: Getreide
• Portuguese: cereal
• Russian: зерновой
• Spanish: cereal

• French: grain
• German: Maserung
• Portuguese: granularidade
• Russian: зерни́стость
• Spanish: veta

• French: grain
• German: Körnchen
• Portuguese: grão, glóbulo
• Russian: зёрнышко
• Spanish: grano

• Portuguese: grão
• Russian: гран
• Spanish: grano

grain (grains, present participle graining; past and past participle grained)

1. To feed grain to.
2. (transitive) To make granular; to form into grains.
3. (intransitive) To form grains, or to assume a granular form, as the result of crystallization; to granulate.
4. To texture a surface in imitation of the grain of a substance such as wood.
5. (tanning) To remove the hair or fat from a skin.
6. (tanning) To soften leather.
7. To yield fruit.

• French: grener, grainer

• French: tanner

grain (plural grains)

1. A branch of a tree; a stalk or stem of a plant.
2. A tine, prong, or fork.
   1. One of the branches of a valley or river.
   2. An iron fish spear or harpoon, with a number of points half-barbed inwardly.
      • 1770: Served 5 lb of fish per man which was caught by striking with grains — journal of Stephen Forwood (gunner on H.M. Bark Endeavour), 4 May 1770, quoted by Parkin (page 195).
   3. A blade of a sword, knife, etc.
3. (founding) A thin piece of metal, used in a mould to steady a core.

1. A village on the Isle of Grain, Medway borough, Kent, England (OS grid ref TQ8876).