• synonyms


[hawr-uh-loh-jee-uh m, hor-]
noun, plural hor·o·lo·gi·a [hawr-uh-loh-jee-uh, hor-] /ˌhɔr əˈloʊ dʒi ə, ˌhɒr-/.
  1. a building supporting or containing a timepiece, as a clock tower.
  2. (initial capital letter) Astronomy. the Clock, a small southern constellation between Eridanus and Dorado.
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Origin of horologium

1655–65; < Latin < Greek hōrológion, equivalent to hōrológ(os) timeteller (hōro-, combining form of hṓra hour + -log-, variant stem of légein to speak, tell + -os adj. suffix) + -ion diminutive suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for horologium

Historical Examples

  • And that's where that horologium you were talking about came from, too.

    Christopher and the Clockmakers

    Sara Ware Bassett

  • In 1669 he published his important work, "Horologium Oscillatorium."

    Time Telling through the Ages

    Harry Chase Brearley

  • Reticulum, the Net, is a small constellation to the east of Hydrus and Horologium.

  • Of course it will be necessary to adjust the Horologium Florae (or Flower clock) to the nature of the climate.

    Flowers and Flower-Gardens

    David Lester Richardson

  • Horologe, (Orologe), (Horologium)A general term applied indiscriminately in old writings to any mechanism for measuring time.

    Time Telling through the Ages

    Harry Chase Brearley

British Dictionary definitions for horologium


noun plural -gia (-dʒɪə)
  1. a clocktower
  2. Also called: horologion (in the Eastern Church) a liturgical book of the offices for the canonical hours, corresponding to the Western breviary
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Word Origin

C17: from Latin; see horologe


noun Latin genitive Horologii (ˌhɒrəˈləʊdʒɪaɪ)
  1. a faint constellation in the S hemisphere lying near Eridanus and Hydrus
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012