Grain (disambiguation)

Grain refers to course particles (e.g. "grain of sand", "grain of salt"):
*Grain is the small, hard, fruits or seeds of arable crops. Commonly grasses (see caryopsis, Cereals).
*Film grain, the gritty texture sometimes apparent on images produced using photographic film or paper (grainy).
*"Fine-grained", designating a more finely differentiated form of a technical or abstract system, in contrast to "coarse-grained", a less differentiated one.
*Grain (measure), a mass of 64.79891 milligrams, 1/7,000th of an avoirdupois pound.
*Grain size, for particles of rock in geology.
*Crystallite or "Grain" in metallurgy, a single crystal inside solid-state matter.
*Grain, a solid propellant charge, roughly a hollow cylinder, sometimes textured, and possibly very large.
*Granular synthesis, a method for digital musical instruments operating on the "microsound" time scale.
*Wood grain, the alignment and texture of the fibres in wood.

Or, more generally:
*Grain (cipher), a stream cipher designed for restricted hardware environments and submitted to eSTREAM in 2004 by Martin Hell et al.
*Isle of Grain in Kent, England, on which lies the village of Grain.
*GRAIN - is an international non-governmental organization for sustainable agriculture.

ee also

*Granularity