( n. )
An apparatus consisting essentially of a mirror moved by clockwork so as to throw the rays of the sun or a star in a fixed direction; -- a more general term for heliostat.
( n. )
An apparatus consisting essentially of a mirror moved by clockwork so as to throw the rays of the sun or a star in a fixed direction; -- a more general term for heliostat.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012