Lectionary Calendar
Tuesday, January 21st, 2025
the Second Week after Epiphany
the Second Week after Epiphany
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Bible Encyclopedias
Retrograde
1911 Encyclopedia Britannica
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(from the Lat. retro, backwards, gradiri, to go), in astronomy, the direction of the apparent motion of a planet from E. to W.; the opposite of its regular motion around the sun, and due to the motion of the earth.
Copyright Statement
These files are public domain.
These files are public domain.
Bibliography Information
Chisholm, Hugh, General Editor. Entry for 'Retrograde'. 1911 Encyclopedia Britanica. https://www.studylight.org/encyclopedias/eng/bri/r/retrograde.html. 1910.
Chisholm, Hugh, General Editor. Entry for 'Retrograde'. 1911 Encyclopedia Britanica. https://www.studylight.org/encyclopedias/eng/bri/r/retrograde.html. 1910.
