horologium

• Horologium

From Latin horologium, from Ancient Greek ὡρολόγιον (hōrológion). In reference to Eastern Orthodoxy, via its Byzantine Greek development. See menologium. Doublet of horologe.

• (General American) IPA^(key): /hɔɹəˈloʊd͡ʒiəm/, /hɔɹəˈloʊɡiəm/
• (Received Pronunciation) IPA^(key): /hɒɹəˈləʊd͡ʒɪəm/, /hɒɹəˈləʊɡɪəm/

horologium (plural horologiums or horologia)

1. (archaic or historical) Synonym of chronometer or clock, a timekeeping device.
2. (uncommon) Synonym of astronomical clock.
3. (Christianity) Synonym of horologion, the book of hours in Eastern Orthodoxy and Catholicism.

From Ancient Greek ὡρολόγιον (hōrológion). See mēnologium.

• (Classical) IPA^(key): /hoː.roˈlo.ɡi.um/, [hoːrɔˈɫ̪ɔɡiʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /o.roˈlo.d͡ʒi.um/, [oroˈlɔːd͡ʒium]

hōrologium n (genitive hōrologiī or hōrologī); second declension

1. device used to measure the time of day, particularly
   1. sundial
   2. water clock
   3. (New Latin) clock, watch

Second-declension noun (neuter).

¹Found in older Latin (until the Augustan Age).

• “horologium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “horologium”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• horologium in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• horologium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• “horologium”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• horologium in Ramminger, Johann (2016 July 16 (last accessed)) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700‎, pre-publication website, 2005-2016
• “horologium”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin