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A small speaker that is worn in or over the ear, especially as one of a pair.
(Electrical Engineering) a device for converting electric currents into sound waves, held close to or inserted into the ear
1. a sound receiver, as of a radio or telephone, that fits in or over the ear.
2. Usu., earphones. a headset.
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|Noun||1.||earphone - electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear; "it was not the typing but the earphones that she disliked"|
earplug - an earphone that is inserted into the ear canal
electro-acoustic transducer - a transducer that converts electrical to acoustic energy or vice versa