Latin

Adjective

sīdereus m ‎(feminine sīderea, neuter sīdereum); first/second declension

1. of, pertaining to, or consisting of a stellar object or objects
   1. of or belonging to the stars
      1. full of stars, starry
   2. of or belonging to the stellar constellations
   3. of or belonging to the Sun
2. (transferred senses):
   1. like a star or the stars in terms of beauty, brightness, brilliance, magnitude, majesty, etc.
   2. (in general) bright, glittering, shining, excellent, shiny, sparkling
   3. (poetic, especially of heroes or the gods) heavenly, divine, brilliant

Declension

First/second declension.

Descendants

• English: sidereal
• Italian: sidereo
• Portuguese: sidéreo
• Spanish: sidéreo

References

• sīdĕrĕus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• sidereus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• Félix Gaffiot (1934), “sīdĕrĕus”, in Dictionnaire Illustré Latin-Français, Paris: Hachette, page 1,438.
• “sīdereus” on page 1,756/2 of the Oxford Latin Dictionary (1st ed., 1968–82)