planchette
n. எழுத்தியக்கப் பலகை, ஆவியுலகத் தொடர்புப்பலகை.
Plan`chette", n. Etym: [F. See Planchet.] 1. A circumferentor. See Circumferentor. 2. A small tablet of wood supported on casters and having a pencil attached. The characters produced by the pencil on paper, while the hand rests on the instrument and it is allowed to move, are sometimes translated as of oracular or supernatural import.