Bible Dictionaries
Solar Parallax

Webster's Dictionary

The parallax of the sun, that is, the angle subtended at the sun by the semidiameter of the earth. It is 8."80, and is the fundamental datum.

Bibliography Information
Webster, Noah. Entry for 'Solar Parallax'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/solar-parallax.html. 1828.