Esperanto

Verb

sidus

1. conditional of sidi

Gothic

Romanization

sidus

1. Romanization of 𐍃𐌹𐌳𐌿𐍃

Ido

Verb

sidus

1. conditional of sidar

Latin

Etymology

Compare Ancient Greek σίδηρος ‎(sídēros). Some derive this from Proto-Indo-European *sweyd-, whence Latin sūdor, Greek ἱδρώς ‎(hidrṓs), English sweat.

Pronunciation

• (Classical) IPA^(key): /ˈsiː.dus/, [ˈsiː.dʊs]

Noun

sīdus n ‎(genitive sīderis); third declension

1. constellation, asterism
2. a star
3. (poetic) the night sky
4. (figuratively) a season (of the year)

Inflection

Third declension neuter.

Derived terms

• consīderō
• dēsīderō
• sīderālis
• sīdereus
• sīderor

See also

• stella
• astrum

Descendants

• French: sidéral, sidérale

References

• sidus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• sidus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• Félix Gaffiot (1934), “sidus”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.
• Meissner, Carl; Auden, Henry William (1894) Latin Phrase-Book, London: Macmillan and Co.
  • a star-light night: nox sideribus illustris
    
  • the fixed stars: sidera certis locis infixa
    
  • astronomy: astrologia (pure Latin sidera, caelestia)
    
  • an astronomer: spectator siderum, rerum caelestium or astrologus
    
• sidus in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• sidus in William Smith., editor (1854, 1857) A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly