medical instrument used to measure heartbeat and breathing through sound - stethoscope, instrument that allows people to see distant objects - telescope, tubular, optical instrument that contains lenses and mirrors for observation - periscope, an early movie projector - bioscope, thin, flexible tube with a light on the end - endoscope, optical projector that gives images of solid images - episcope, an instrument used to magnify tiny objects - microscope, the aspects of the planets and stars at a given moment - horoscope,

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