planch noun. [plɑ:n(t)ʃ] ME.
[Old & mod. French planche: see PLANK noun. Cf. PLANCHE.]
1. A plank or board of wood; dial. a floor. obsolete exc. dial. ME.

2. A slab or flat plate of metal, stone, baked clay, etc.; spec. in enamelling, a slab of baked fireclay used to support the work during baking. L16.

[TahlilGaran] English Dictionary ▲

planch verb trans. [plɑ:n(t)ʃ] obsolete exc. dial. E16.
[from PLANCH noun or French plancher to plank, floor with planks.]
Make from planks, floor or cover with planks or boards. Chiefly as planched ppl adjective.

■ planching noun (a) the action of the verb; (b) planks collectively, boarding; esp. flooring: LME.

[TahlilGaran] English Dictionary ▲