Definition of Horologium in English:

Horologium

proper noun

Astronomy
  • 1A faint southern constellation (the Clock), between Hydrus and Eridanus.

    1. 1.1as genitive Horologii /ˌhôrəˌlōjēˌī, -ˌē/ Used with a preceding letter or numeral to designate a star in this constellation.
      ‘the star R Horologii’

Origin

Latin.

Pronunciation:

Horologium

/ˌhôrəˈlōjēəm/