Definition of "graining" [grain•ing]

• Present participle of grain. (verb)
• The practice of imitating woodgrain on a surface in order to increase that surface's aesthetic appeal. (noun)
• A small European freshwater fish (Leuciscus vulgaris); the dobule or dace. (noun)

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• "I'm a faux painter and wood graining is the EASIEST thing to do!"
• "(Where the entropy of a state is defined by its macroscopic equivalence class under the coarse-graining, which is a perfectly sensible thing to do.)"
• "(iii) And, more importantly, it cant handle unstructured coarse-graining, which is the heart of our multi-scale scheme."