1861, from spectro- + -scope. A Greek-Latin hybrid, both elements from the same PIE root. Related: Spectroscopic; spectroscopy.
Entries linking to spectroscope
spectro-
word-forming element meaning "of or by a spectroscope," also "of radiant energy," from combining form of spectrum.
-scope
word-forming element indicating "an instrument for seeing," from Late Latin -scopium, from Greek -skopion, from skopein "to look at, examine" (from PIE root *spek- "to observe").