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1. the separation of solid particles from a liquid, by filtration or straining.
2. the product of such a process.
Etymology: L, colare, to strain
the act of filtering or straining, as urine is often strained for medical examination.
colation(kō-lā′shŭn) [L. colare, to strain]
the process of straining or filtration, or the product of such a process.