waveguide

== English == === Etymology === From wave +‎ guide. === Pronunciation === === Noun === waveguide (plural waveguides) A structure which guides waves, such as electromagnetic waves, light, or sound waves. ==== Translations ==== === Verb === waveguide (third-person singular simple present waveguides, present participle waveguiding, simple past and past participle waveguided) To act as a waveguide for