solar apex

noun

, Astronomy.

1. the point on the celestial sphere, near Vega, toward which the solar system is moving relative to the visible stars.

solar apex

noun

1. See apex
   another name for apex

Word History and Origins

Origin of solar apex¹

First recorded in 1870–75

Example Sentences

The interest which attaches to the determination of the solar apex has led a great number of investigators to attempt it.

From Project Gutenberg

The conclusions reached by some recent investigators of the position of the solar apex will now be given.

From Project Gutenberg

Until quite recently, the general conclusion was that the solar apex was situated somewhere in the constellation Hercules.

From Project Gutenberg

Several investigations tend to show that the fainter the stars are, the greater is the declination of the solar apex.

From Project Gutenberg