Latin

Adjective

certus m ‎(feminine certa, neuter certum); first/second declension

1. certain
2. fixed, settled, firm
3. resolved, determined
4. sure

Inflection

First/second declension.

• comparative: certior, superlative: certissimus.

Derived terms

• certior fiō, certiōrem facere

Descendants

References

• certus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• certus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• CERTUS in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• Félix Gaffiot (1934), “certus”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.
• Meissner, Carl; Auden, Henry William (1894) Latin Phrase-Book, London: Macmillan and Co.
  • the fixed stars: sidera certis locis infixa
    
  • this much is certain: hoc (not tantum) certum est
    
  • I am quite certain on the point: mihi exploratum est, exploratum (certum) habeo
    
  • I am determined: certum (mihi) est
    
  • I am firmly resolved: certum deliberatumque est
    
  • to impose fixed limitations: fines certos terminosque constituere
    
  • (ambiguous) I know for a fact: certo (certe) scio (Arch. 12. 32)
    
  • (ambiguous) this much I can vouch for: illud pro certo affirmare licet
    
  • (ambiguous) to be based on a sound principle: a certa ratione proficisci
    
• certus in Ramminger, Johann (accessed 16 July 2016) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700, pre-publication website, 2005-2016

1. ↑ “certo” in: Alberto Nocentini, Alessandro Parenti, “l'Etimologico — Vocabolario della lingua italiana”, Le Monnier, 2010, ISBN 978-88-00-20781-2