- Confidence
- Established
- Formation
- Derivation
- First attested
- Afranius
- Ultimate origin
- Latin (lābor)
Pronunciation
Forms
lāpsus m (genitive lāpsūs); fourth declension[1]
Etymology
It is from Latin lābor (“to slip, fall”) + -tus, an action noun.[2][1]
Earliest recorded meaning
The OLD's earliest citation is Afranius, of slipping and falling, and Köbler's earliest source is Cicero.[2][3] Köbler dates Afranius to the second half of the 2nd century BC.[3]
Semantic evolution
It meant slipping and falling, a fall; any smooth or gliding motion, as of stars and rivers; a fall from favour or rank; and in Cicero a falling into error, a failing, lapse.[2][4]
In Ecclesiastical Latin it means falling, moral lapse, apostasy, and the passage of time.[5] Medieval Latin used it for a fish trap, a slide and the slipping by of time.[6] English lapse (mid-15th century) is from it through Old French, and German Lapsus “slip, error” is from it.[7][3]
Timeline
- 2nd half of the 2nd century BC – Afranius uses it.[2][3]
- 81–43 BC – Cicero uses it of a fall from favour and of error.[2][3]
- mid-15th century – English lapse is recorded.[7]
Meanings
Noun
- A slipping, fall.[2][8]
- A gliding motion, flow.[2][4]
- A fall from favour.[2]
- A lapse, error, failing.[2][5]
- (Ecclesiastical Latin) Apostasy.[5]
Related words
Usage notes
Niermeyer also records a second-declension noun lapsus, a lapsed Christian or heretic.[6]
References
- ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
- ^ a b c Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
- ^ a b Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
Cite this entry
“Lapsus.” Etymologically, 17 Oct. 2026, etymologically.com/la/lapsus. Accessed 17 Oct. 2026.
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