Mental Gender is described as a Hermetic concept which relates to the masculine and feminine principles.

One person of the pair represents the masculine principle; the other one represents the feminine principle.

This is the masculine principle.

It would be tempting to use current psychological labels and call the day the conscious, masculine principle, and the night the unconscious, feminine.

The literal translation of the Chinese masculine principle, yang, is sun.

Gold had its importance within alchemy, and iron, the metal of Mars, stood for the masculine principles of strength and connection to the earth.

And in so far as we can use gender imagery for these things the Logos is a masculine principle..

Wagner saw words as a masculine principle and music as feminine.

"Extreme stress on the masculine principle and male dominance, while espousing a strongly organic view of society"

Vladimir appears as the complementary masculine principle, or perhaps the rational persona of the contemplative type.