Grain

The word grain has several meanings, most being descriptive of a small piece or particle.

Others

• In wood, grain describes the alignment and texture of the wood fibres. This is often important in its effect on woodworking techniques (e.g. going against the grain).
• In golf, the direction in which individual blades of grass lie, usually in reference to a putting green.
• In rocket science, grain refers to the solid propellant of a rocket (either solid fuelled or hybrid), more or less a hollow cylinder, sometimes textured inside, and possibly very large.
• In computer science Grain refers to the size of code executed by a thread or process before it is interrupted in a multiprocess system. Thus we have fine-grained and coarse grained parallelism.
• Grain may refer to the place Isle of Grain in Kent, England, on which lies the village of Grain, Kent.
• Grain is one of the stocks in the game Stock Ticker.
• In music, see granular synthesis.