Word Study
headset
OXFORD DICTIONARY
headset, n. a set of headphones, often with a microphone attached, used esp. in telephony and radio communications.
THESAURUS
headset
acoustical network, capacitor speaker, coaxial speaker, cone, crossover network, diaphragm, dynamic speaker, earphone, electrodynamic speaker, electromagnetic speaker, electrostatic speaker, excited-field speaker, full-fidelity speaker, headphone, high-fidelity speaker, high-frequency speaker, horn, loudspeaker, low-frequency speaker, midrange speaker, monorange speaker, moving-coil speaker, permanent magnet speaker, radiophone, radiotelephone, speaker, speaker system, speaker unit, triaxial speaker, tweeter, voice coil, wireless, wireless telephone, wooferFor further exploring for "headset" in Webster Dictionary Online