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Definition 2025

incertus m ‎(feminine incerta, neuter incertum); first/second declension

uncertain, doubtful, not sure

pater semper incertus est — the father is always uncertain

incertam securim — not surely aimed
not knowing, doubting (said of persons)
not known, obscure (said of things)
hesitant, hesitating, irresolute, undecided

First/second declension.

Case / Gender	Masculine	Feminine	Neuter	Masculine	Feminine	Neuter
Number	Singular			Plural
nominative	incertus	incerta	incertum	incertī	incertae	incerta
genitive	incertī	incertae	incertī	incertōrum	incertārum	incertōrum
dative	incertō	incertae	incertō	incertīs
accusative	incertum	incertam	incertum	incertōs	incertās	incerta
ablative	incertō	incertā	incertō	incertīs
vocative	incerte	incerta	incertum	incertī	incertae	incerta

incertus m

incertus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
incertus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
Félix Gaffiot (1934), “incertus”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.
Meissner, Carl; Auden, Henry William (1894) Latin Phrase-Book, London: Macmillan and Co.
- I am undecided..: incertus sum, quid consilii capiam
- (ambiguous) to leave a thing undecided: aliquid dubium, incertum relinquere