Etymology and origin of the Latin word mediator
- Confidence
- Established
- Formation
- Derivation
- First attested
- 125–175 Apuleius More words from the 2nd century
- Ultimate origin
- Latin medius
Etymology tree
From the same root
Forms
mediātor m (genitive mediātōris, feminine mediātrīx); third declension[1]
Etymology
It is formed from Latin mediō + -tor, from medius (“middle”).[2][1]
Earliest recorded meaning
It is first cited from Apuleius’ Metamorphoses, of go-betweens,[3][4][5] though Georges marks the reading as doubtful.[4]
Semantic evolution
Lewis & Short call it a post-classical word, used especially in Ecclesiastical Latin.[3] Christian writers applied it to Christ as mediator between God and man: Tertullian, Lactantius and the Vulgate use it,[3] and the Vulgate has mediator unius non est “a mediator is not of one”.[3] From it came the adjective mediatorius, relating to Christ the mediator.[6]
In medieval Latin a mediator was a negotiator, a middleman, a guarantor or surety,[7][8] and a tenant holding land for half the crop.[7] British sources also use it for one placed in a central position and, in Domesday Book, for a goatherd (mediator caprarum).[8] English borrowed it in the mid-14th century.[9]
Timeline
- c. 125–175 AD – Apuleius uses it, if the reading is right, of go-betweens.[3][4][5]
- c. 160–220 AD – Tertullian applies it to Christ.[3][5]
- c. 250–317 AD – Lactantius writes that a mediator came, God in the flesh.[3][5]
- 390–406 AD – The Vulgate uses it in Galatians and Hebrews.[3][5]
- 1085–1086 – Domesday Book has mediator caprarum for a goatherd.[8]
- mid-14th century – English borrows it as mediatour.[9]
Meanings
Noun
- A mediator, intermediary, go-between.[2][3][1]
- (Ecclesiastical Latin) Christ as mediator between God and mankind.[3][8]
- (Medieval Latin) A negotiator; a middleman, guarantor or surety.[7][8]
- (Medieval Latin) A tenant holding land for half the crop.[7]
- (Medieval Latin) One in a central position; with caprarum, a goatherd.[8]
Word family
- mediātōrius
Related words
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
- ^ a b c d e f g h i j Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c Georges, Karl Ernst (1913–1918), Ausführliches lateinisch-deutsches Handwörterbuch, 8th ed., ed. Heinrich Georges, Hannover; Leipzig: Hahn
- ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
- ^ Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ a b c d Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ a b c d e f 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 Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry
“Mediator.” Etymologically, 7 Nov. 2026, etymologically.com/la/mediator. Accessed 8 Nov. 2026.
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