with objectTo elevate as if to the level of the stars or heavens; to raise to a superior level of brilliance or refinement. Also without object: to be elevated in this way.
Origin
Mid 19th century; earliest use found in Walter Pater (1839–1894), author and aesthete. From sidereal + -ize.
Definition of siderealize in US English:
siderealize
verbsʌɪˈdɪərɪəlʌɪz
rare
with objectTo elevate as if to the level of the stars or heavens; to raise to a superior level of brilliance or refinement. Also without object: to be elevated in this way.
Origin
Mid 19th century; earliest use found in Walter Pater (1839–1894), author and aesthete. From sidereal + -ize.