English edit

Etymology edit

tele- +‎ spectroscope

Noun edit

telespectroscope (plural telespectroscopes)

  1. (astronomy) A spectroscope designed to be attached to a telescope for observation of distant objects, such as stars.
    • 1873-1874, Norman Lockyer, Contributions to Solar Physics:
      one face rests upon the slit-plate of the telespectroscope, and has its acute edge perpendicular to the slit at its middle point

References edit