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Webster 1913 Edition
Astroscope
As′tro-scope
,Noun.
[
Astro-
+ scope
.] An old astronomical instrument, formed of two cones, on whose surface the constellations were delineated.
Webster 1828 Edition
Astroscope
AS'TROSCOPE
,Noun.
An astronomical instrument, composed of two cones, on whose surface the constellations, with their stars, are delineated, by means of which the stars may be easily known.