Etymology and origin of the Latin word intrudo
- Confidence
- Established
- Formation
- Derivation
- First attested
- 343–350 Firmicus Maternus
- Ultimate origin
- Latin trūdō
From the same root
Forms
intrūdō (present infinitive intrūdere, perfect active intrūsī, supine intrūsum); third conjugation[1]
Etymology
It is from Latin in- + trūdō (“to thrust, push”).[1][2][3] trūdō goes back to Proto-Italic *treude/o- and Proto-Indo-European *treud- (“to push, thrust”); de Vaan's cognates include Lithuanian triū̃sas (“work, effort, pains”) and Old Norse þrjóta (“to lack”).[4]
Earliest recorded meaning
Lewis & Short cite it from Cicero's speech for Caecina, but the TLL counts this as a false reading for intro dabat.[5][2] The first sure example is in Firmicus Maternus, where the moon puts some people in custody and thrusts others into prison.[2][6][7]
Semantic evolution
In Late Latin it meant to force in, to bring in by force,[2][6] as in a papal letter of Innocent I about Arsacius, whom the emperor had put into the episcopal see in place of John.[2] The French intrus and the Italian and Spanish intruso continue its participle.[2]
British Medieval Latin used it for thrusting into a place, above all into prison, and for driving a person into a state or action.[8] Medieval Latin in Hungary and the Czech lands used it for bringing someone, or oneself, into a church office unlawfully,[9][10] and English intrude first appears in the early 15th century in this ecclesiastical sense.[3]
Timeline
- 343/350 AD – Firmicus Maternus writes of the moon thrusting people into prison.[2][6][7]
- 1168 – John of Salisbury writes of those on whose advice Daniel had been thrust into the lions' den.[8]
- early 15th century – English intrude appears, of taking a church living wrongfully.[3]
Meanings
Verb
- To thrust in, force in.[5][6][1]
- (Late Latin) To bring in by force, install by force.[2]
- (Medieval Latin) To thrust into prison.[8]
- (Medieval Latin) To drive a person into a state or action.[8]
- (Medieval Latin) To bring someone, or oneself, into a church office unlawfully; to intrude.[9][10]
Related words
- English intrude
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ 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 Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c d Conte, Gian Biagio; Pianezzola, Emilio; Ranucci, Giuliano (2010), il Latino: Vocabolario della lingua latina, 3rd ed., Florence: Le Monnier
- ^ a b Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c d Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
- ^ a b Bartal, Antal, et al. (1987–), Lexicon Latinitatis Medii Aevi Hungariae, Budapest: Akadémiai Kiadó; online ed. ELTE
- ^ a b Latinitatis medii aevi lexicon Bohemorum / Slovník středověké latiny v českých zemích (1977–), Prague: Academia; electronic version, Institute of Philosophy of the Czech Academy of Sciences
Borrowed into
- English intrude
Descendants
- English intruder
Cite this entry
“Intrudo.” Etymologically, 7 Nov. 2026, etymologically.com/la/intrudo. Accessed 7 Nov. 2026.
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