Horologium
/hɔɹəˈloʊd͡ʒiəm/ name, noun
name, noun ·Rare ·Advanced level
Definitions
Noun
- 1 Synonym of chronometer or clock, a timekeeping device. archaic, historical
- 2 Synonym of astronomical clock. uncommon
- 3 Synonym of horologion, the book of hours in Eastern Orthodoxy and Catholicism.
Proper Noun
- 1 Synonym of Tower of the Winds, a monument in ancient Athens that included a clepsydra and multiple prominent sundials. historical
- 2 Synonym of Solarium, a monument in ancient Rome whose obelisk was once believed to have acted as a sundial gnomon. historical
- 3 A constellation of the southern sky, said to resemble a pendulum clock. It lies between the constellations Fornax and Dorado.
- 4 Alternative letter-case form of horologium, the book of hours in the Eastern Orthodox and Catholic churches. alt-of
Etymology
Etymology 1
See horologium. As a location in Rome, a clipping of Latin Hōrologium Augustī (“Sundial of Augustus”). As a constellation, a clipping of Latin Hōrologium Oscillitorium (“Pendulum Clock”), coined in 1763 by the French astronomer De Lacaille to honor the Dutch astronomer and mathematician Christian Huygens, who had written a major work by that name.
Etymology 2
From Latin horologium, from Ancient Greek ὡρολόγιον (hōrológion). In reference to Eastern Orthodoxy, via its Byzantine Greek development. See menologium. Doublet of horologe.