Tampion
Pronunciation : Tam"pi*on
Part of Speech : n.
Etymology : [F. tampon, tapon, tape, of Dutch or German origin. See Tap a pipe or plug, and cf. Tamp, Tampop, Tompion.] [Written also tampeon, and tompion.]
Definition : 1. A wooden stopper, or plug, as for a cannon or other piece of ordnance, when not in use.
2. (Mus.)
Defn: A plug for upper end of an organ pipe.
Source : Webster's Unabridged Dictionary, 1913