Etymology and origin of the Latin word momentarius
- Confidence
- Established
- Formation
- Derivation
- First attested
- c. 125–175 Apuleius More words from the 2nd century
- Ultimate origin
- Latin mōmentum
Etymology tree
From the same root
Forms
mōmentārius (feminine mōmentāria, neuter mōmentārium); first/second-declension adjective[1]
Etymology
It is formed from Latin mōmentum (“movement; moment”) + -ārius.[2] The TLL derives it from the ablative ⟨mōmentō⟩ used as an adverb, “in a moment”, and compares subitārius (“sudden”) and mōmentāneus (“momentary”).[3]
Earliest recorded meaning
It first appears in Apuleius (c. 125–175 AD), who calls a lover who stays only for moments a momentarius maritus and a quick-acting poison momentarium venenum.[4][2][5]
Semantic evolution
Lewis & Short class it as post-classical.[4] Besides Apuleius it occurs in the jurists, where Papinian speaks of present and momentary care,[3][4] in the Historia Augusta, where Elagabalus has temporary pools made of roses,[3][6] and in Ambrose.[3] A list of synonyms groups it with incerta, fortuita and casualia.[3]
English took it as momentary in the mid-15th century.[7]
Timeline
- c. 125–175 AD – Apuleius uses it of a short-lived life, a fleeting husband and a quick poison.[2][4][5]
- before 212 AD – Papinian, quoted in the Digest, writes of praesentem ac momentariam curam.[3][4][5]
- c. 340–397 AD – Ambrose uses it of splendour that flashes with momentary speed.[3][5]
- mid-15th century – English borrows it as momentary.[7]
Meanings
Adjective
- Lasting a short time, temporary, momentary, short-lived.[2][4][6]
- Acting at once, quick-acting (of a poison).[2][4][6]
Related words
- English momentary
References
- ^ a b c Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f g Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ a b c d e f g Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ a b c Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry
“Momentarius.” Etymologically, 7 Nov. 2026, etymologically.com/la/momentarius. Accessed 8 Nov. 2026.
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