luna-, luni-, lun-, lunu-
(Latin: moon, light, shine)
2. Characteristic of surrounding the moon.
2. A crescent-shaped cell; such as, one of the serous cells of the body known as a submandibular salivary gland.
The words, ex luna scientia were inscribed on the mission patch worn on the uniforms of the crew of Apollo 13.
The phrase was the motto of the moon mission and was derived from ex scientia tridens, the motto of Jim Lovell's Alma Mater, the United States Naval Academy.
Jim Lovell was a former NASA astronaut and a retired captain in the United States Navy, who was most famous as the commander of the Apollo 13 mission, which suffered a critical failure on the way to the moon, but it was brought back safely to earth with the skills of the crew and the mission control staff.
2. Anyone who behaves in an eccentric or thoughtless way.
3. A shortening, informal, and altered version of lunatic.
2. When capitalized, Luna is the Roman goddess of the moon. The Greek equivalent is Selene.
2. Legally, but thought to be obsolete, a mental unsoundness and interfered with civil rights or transactions. Lunacy was also thought to be a fit or an attack of of an unsound mind.
Lunacy is an offensive term for any psychiatric disorder that renders patients legally incompetent and requires them to be taken into care: The term lunacy was supposedly never used by physicians in medical or psychiatric contexts.
3. An unintelligent, inconsiderate, or misguided behavior, or an example of it: Lunacy is now considered to be a totally foolish and stupid act.
Etymologically related "light, shine, glow" word families: ethero-; fulg-; luco-; lumen-, lum-; lustr-; phengo-; pheno-; phospho-; photo-; scinti-, scintill-; splendo-.
A cross reference of word units that are related, directly or indirectly, to the: "moon": Calendar, Moon Facts; Chemical Element: selenium; Gods and Goddesses; Luna, the earth moon; menisc-; meno-; Planets in Motion; plano- seleno-.