Etymology and origin of the Latin word blasphemus
- Confidence
- Established
- Formation
- Borrowing
- First attested
- c. 160–220 Tertullian More words from the 2nd century
- Borrowed from
- Ancient Greek βλάσφημος
- Ultimate origin
- Ancient Greek βλάσφημος
From the same root
Forms
blasphēmus (feminine blasphēma, neuter blasphēmum); first/second-declension adjective[1]
Etymology
It is borrowed from Ancient Greek βλάσφημος (blásphēmos, “evil-speaking”).[1][2][3][4]
Earliest recorded meaning
Tertullian is the first author Lewis and Short cite for it, as a noun meaning one who speaks impiously of God and divine things.[2]
Semantic evolution
A word of Christian Latin,[2] it means reviling or defaming, as in Prudentius,[2] and as a noun a blasphemer.[2][5] The Vulgate uses it in Leviticus and in the First Letter to Timothy,[2][6] and Jerome in his letters.[2]
Medieval Latin used it for evil-speaking and blasphemous, and in a passive sense for a person of bad reputation, a notorious criminal.[7][3] English blasphemous comes from it, directly or through Old French.[4]
Timeline
- c. 160–220 AD – Tertullian uses it as a noun, “blasphemer”.[2][8]
- 348/49–c. 413 AD – Prudentius uses it of a reviling attendant.[2][8]
- 390–406 AD – The Vulgate uses it for a blasphemer.[2][6][8]
- early 15th century – English blasphemous is formed from it, directly or through Old French.[4]
Meanings
Adjective
- Reviling, defaming.[2][7]
- (Ecclesiastical Latin) Blasphemous, speaking impiously of God.[1][7]
- (Medieval Latin) Of bad reputation, notorious.[7][3]
Noun
Related words
- blasphēmia
- blasphēmō
- English blasphemous
Usage notes
The MLW notes that medieval verse mostly scans the second syllable long, -phē-, and that Lupus of Ferrières reports a Greek's claim that the Greeks shorten it.[3]
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
- ^ a b c d Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
- ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
- ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
- ^ a b c d e Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill
- ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
Related etymologies
Cite this entry
“Blasphemus.” Etymologically, 13 Nov. 2026, etymologically.com/la/blasphemus. Accessed 14 Nov. 2026.
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