tonophant

English

Etymology

Ancient Greek [Term?] (“a tone”) + [Term?] (“to show”).

Noun

tonophant (plural tonophants)

(dated) A modification of the kaleidophone, for showing the composition of acoustic vibrations. It consists of two thin slips of steel welded together, their length being adjustable by a screw socket.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “tonophant”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)