Etymology and origin of the Latin word obnitor
- Confidence
- Established
- Formation
- Derivation
- First attested
- 96–55 BC, Lucretius
- Ultimate origin
- Latin (nītor)
Etymology tree
Forms
obnītor (present infinitive obnītī or obnītier, perfect active obnīxus sum or obnīsus sum); third conjugation, deponent[1]
Etymology
It is from Latin ob- + nītor (“to lean on, strive”).[2][1][3] De Vaan finds the original meaning of nītor unclear, "lean on" or "exert pressure", and reconstructs Proto-Italic *kniχw-et- with a velar-final root, comparing cōnīveō (“to close the eyes”).[4]
Earliest recorded meaning
Lucretius has it first, with the old infinitive ⟨obnītier⟩: ships seem to push against the waves with broken sterns.[2][5]
Semantic evolution
Lewis & Short call it mostly poetic and post-Augustan, and not found in Cicero or Caesar.[5] It is to press against something, and to resist pressure: Celsus uses it of a swelling held back by the membrane.[2] In Virgil it is to make a stand: a bull pushes against its opponent, and bees strive not to yield.[2][5] Velleius uses it of resisting someone's plans.[2] The participle ⟨obnīxus⟩ is used as an adjective, steadfast.[2][5] Church Latin glosses it to strive, struggle, press.[6]
Timeline
- 96–55 BC – Lucretius of ships pushing against the waves.[2][5][7]
- 70–19 BC – Virgil of a bull and of bees.[2][5][7]
- 14–37 AD – Celsus of a swelling.[2][7]
Meanings
Verb
- To press or push against; to resist pressure.[2][5][1]
- To make a stand, struggle against; figuratively, to oppose; with an infinitive, to strive hard not to do something.[2][5][1]
Word family
- obnīxus
Related words
References
- ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b c d e f g h Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
- ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Cite this entry
“Obnitor.” Etymologically, 20 Oct. 2026, etymologically.com/la/obnitor. Accessed 20 Oct. 2026.
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