rational horizon

1. See celestial horizon

Example Sentences

Reid. ÷ horizon, the circle which in a level plain bounds our view, and is formed by the ~ meeting of the earth and heavens, as distinguished from the rational horizon.

From Project Gutenberg

Our rational horizon is that circle in the heavens which bounds our vision, when on the ocean, an extended plane, or any elevated situation.

From Project Gutenberg

Rational Horizon, a great circle parallel to the horizon, the centre of which is the centre of the earth.

From Project Gutenberg

For what is the extent of our merely rational horizon at any time?

From Project Gutenberg