Sirius

From Latin Sīrius, from Ancient Greek Σείριος (Seírios), usually taken from σείριος (seírios, “scorching; scorcher”).

• (General American) IPA^(key): /ˈsɪɹi.əs/
• Rhymes: -ɪəɹiəs (some dialects)
• Homophone: serious (some dialects)

Sirius

1. (astronomy) A telescopic binary star, visually the brightest star in the night sky, a part of the northern constellation of Canis Major (the Greater Dog), one of three stars in the Winter Triangle asterism. Long understood as a single extremely luminous white star, it was associated in ancient Egypt with the Nile flood and in Greek and Roman culture with the "dog days" of summer.
2. (astronomy, specifically) The brightest star of the aforementioned star system; the white main-sequence star Sirius A.

• Canis Major, Winter Triangle

• Sothic; canicular; cynic
• dog days, dogdays, dog day

• “Naming Stars”, in International Astronomical Union, 2018 June 1, List of IAU-approved Star Names.

Sirius m

1. a male given name

Patronymics

• son of Sirius: Siriusarson or Siriusson
• daughter of Sirius: Siriusardóttir or Siriusdóttir

From Latin Sīrius.

• IPA^(key): /ˈsirius/, [ˈs̠irius̠]
• Rhymes: -irius
• Syllabification^(key): Si‧ri‧us

Sirius

1. (astronomy) Sirius (star)

• Koirantähti
• Kalevan tähti

• Audio:

  (file)

Sirius m (proper noun, strong, genitive Sirius)

1. (astronomy) Sirius

From Ancient Greek Σείριος (Seírios, “Seirios”), possibly from σείριος (seírios, “scorching, destructive”).

Sīrius m sg (genitive Sīriī or Sīrī); second declension

1. (astronomy) Sirius

Second-declension noun, singular only.

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

• Canicula
• Sothis

• stellae; Canis Major, Canicula

• “Sirius”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “Sirius”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• Sirius in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.