Tompion
Pronunciation : Tom"pi*on
Part of Speech : n.
Etymology : [See Tampios]
Definition : 1. A stopper of a cannon or a musket. See Tampion.
2. (Mus.)
Defn: A plug in a flute or an organ pipe, to modulate the tone. Knight.
3. The iron bottom to which grapeshot are fixed.
Source : Webster's Unabridged Dictionary, 1913