The process or act of shaping something into a cylindrical form, or the technique of smoothing and finishing cylindrical surfaces.
From 'cylinder' plus the gerund/present participle suffix '-ing.' This verbal noun describes an ongoing action or industrial process involving cylinders.
In papermaking, cylindering—the process of compressing and smoothing wet paper between heated metal rollers—transforms fragile pulp into usable sheets, and the pressure and temperature must be perfect or the paper is ruined!
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