Definition of planchment in English:

planchment

noun ˈplɑːn(t)ʃm(ə)ntˈplan(t)ʃm(ə)nt

United States Regional

Late 19th century; earliest use found in Harper's Magazine. From planch + -ment, perhaps after French †planchement.

noun

United States Regional

Late 19th century; earliest use found in Harper's Magazine. From planch + -ment, perhaps after French † planchement.

词汇	planchment
释义	Definition of planchment in English: planchment noun ˈplɑːn(t)ʃm(ə)ntˈplan(t)ʃm(ə)nt United States Regional A boarded ceiling. Origin Late 19th century; earliest use found in Harper's Magazine. From planch + -ment, perhaps after French †planchement. Definition of planchment in US English: planchment noun United States Regional A boarded ceiling. Origin Late 19th century; earliest use found in Harper's Magazine. From planch + -ment, perhaps after French † planchement.
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