spectroscopic binary
noun Astronomy.
a binary star having components that are not sufficiently separated to be resolved by a telescope, known to be a binary only bythe variations in wavelength of emitted light that are detected by a spectroscope.
Compare
visual binary.
Words nearby spectroscopic binary
spectropolarimeter,
spectropolariscope,
spectroradiometer,
spectroscope,
spectroscopic analysis,
spectroscopic binary,
spectroscopy,
spectrum,
spectrum analyser,
spectrum analysis,
spectrum disorder
Scientific definitions for spectroscopic binary
spectroscopic binary
[ spĕk′trə-skŏp′ĭk ]
See under binary star.