Origin of planishfrom Middle French planiss-, extended stem of planir, to flatten from plan, flat: see plan
transitive verbplan·ished, plan·ish·ing, plan·ish·es
Origin of planishMiddle English planishen from Old French planir planiss- to make smooth from plan level from Latin plānus ; see pelə-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