The Collaborative International Dictionary
Otheoscope
Otheoscope \O"the*o*scope\, n. [Gr. ? to push + -scope.]
(Physics)
An instrument for exhibiting the repulsive action produced by
light or heat in an exhausted vessel; a modification of the
radiometer.
--W. Crookes.
Wiktionary
otheoscope
n. An instrument for exhibiting the repulsive action produced by light or heat in a vacuum; a modification of the radiometer.