| Stethoscope 1. (n.) An instrument used in auscultation for examining the organs of the chest, as the heart and lungs, by conveying to the ear of the examiner the sounds produced in the thorax. 2. (v. t.) To auscultate, or examine, with a stethoscope. Thesaurus Entries attenuator, audio-frequency tube, ballast regulator, ballast tube, beam-switching tube, convertor, current regulator, damper, detector, discriminator, doubler, ear trumpet, electronic hearing aid, focus tube, generator, hard-of-hearing aid, hearing aid, iconoscope, inverter, limiter, local-oscillator tube, megaphone, mixer tube, modulator, multiplier, multipurpose tube, multivibrator, oscillator, output tube, phase inverter, picture tube, power tube, preamp, preamplifier, pulse generator, radio-frequency tube, receiving tube, rectifier tube, regulator, repeater, speaking trumpet, stethoscope, transducer, transistor hearing aid, trigger tube, vacuum-tube hearing aid |