AURORA n.
The aurora borealis or aurora australis (northern or southern lights). Aurora borealis (, i. e., northern daybreak; popularly called northern lights. A luminous meteoric phenomenon, visible only at night, and supposed to be of electrical origin. This species of light usually appears in streams, ascending toward the zen…
AUTUMNAL a.
n. Hawthorne. Autumnal equinox, the time when the sun crosses the equator, as it proceeds southward, or when it passes the ~ point. -- ~= point, the point of the equator intersected by the ecliptic, as the sun proceeds southward; the first point of Libra. -- ~= signs, the signs Libra, Scorpio, and Sagittarius, throug…