actinophone

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• Actinophone — Ac*tin o*phone, n. [Gr. ?, ?, ray + ? voice.] (Physics) An apparatus for the production of sound by the action of the actinic, or ultraviolet, rays. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

• actinophone —   n. instrument in which sound is produced by actinic rays.    ♦ actinophonic, a …   Dictionary of difficult words