[n] 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"
[n] electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds; "I talked to him on the telephone"
[n] (phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language
[v] get or try to get into communication (with someone) by telephone; "I tried to call you all night"; "Take two aspirin and call me in the morning"
call, call up, earphone, earpiece, headphone, ring, sound, speech sound, telephone, telephone, telephone set
call in, consonant, desk phone, dial, dial phone, dial telephone, electro-acoustic transducer, electronic equipment, extension, extension phone, French telephone, glide, handset, language unit, linguistic unit, mouthpiece, orinasal, orinasal phone, pay-phone, pay-station, phone system, phoneme, radiophone, radiotelephone, receiver, semivowel, sonant, telecommunicate, telephone extension, telephone receiver, telephone system, utterance, vocalization, voiced sound, vowel, vowel sound, wireless telephone