overglow /ˌəʊvəˈɡləʊ/noun 2verb 1forms 3 noun2 •The glow of light appearing above or surrounding an object; halation •The state of excessive glowing.That was unusual for Atlanta. Normally, it was hard to see all the stars through the overglow of the lights, even on a dark night like tonight. Must be a new moon. — 1988 verb1 •To beam or radiate; glow exceedingly or excessively formsoverglowed · overglowing · overglows