to toughen, smooth, or polish (metal) by hammering or rolling
Origin of planish; from Middle French planiss-, extended stem of planir, to flatten ; from plan, flat: see plan
transitive verbplan·ished, plan·ish·ing, plan·ish·es
To smooth (metal) by rolling or hammering.
Origin of planishMiddle English *planishen, from Old French planir, planiss-, to make smooth, from plan, level, from Latin plānus; see pel&schwa;-2 in Indo-European roots.
(third-person singular simple present planishes, present participle planishing, simple past and past participle planished)
- To repeatedly hammer (a sheet of metal) so as to shape and smooth it or create a decorative indented finish.
- With gentle, overlapping blows, use a planishing hammer, first to work down the fused seam, and then to planish the entire cylinder. — from instructions for making a pewter cup