Etymology and origin of the French word donjon
- Confidence
- Probable
- Formation
- Inherited
- First attested
- c. 1160 Eneas More words from the 12th century
- Inherited from
- Latin *dominio
- Ultimate origin
- Latin dominus
Pronunciation
- /dɔ̃.ʒɔ̃/[1]
Forms
donjon m (plural donjons)[1] Old French donjon, also dangon, danjon and doignon.[2]
Etymology
It is inherited from Vulgar Latin *dominiō (“main tower”), accusative *dominiōnem,[3][4][5][6] found from the 11th century in the sense “main tower” in texts as Medieval Latin domnionus, donjo and dangio.[3][7] It is probably derived from Latin dominus (“lord, master”),[3][7][4] so properly “main tower of the castle” or “the lord's tower”, and not “the lord's dwelling”.[4][7] The word is only Gallo-Romance.[4]
The TLFi and Rey prefer this to an older derivation from Frankish *dungjo (“place where women work”), which hardly fits the sense.[3][7] Littré also rejected the Irish words for a fortified place proposed in his time, since the oldest form has /o/ and some forms keep the /m/ of the Latin.[2]
Earliest recorded meaning
It is first recorded about 1160, in the Roman d'Eneas, meaning the main tower of a fortified castle.[3][8]
Semantic evolution
The main tower of a castle was also its prison, and the word took on that use, with a figurative sense “protected place of voluntary retreat”.[7] By analogy it named a small belvedere on the roof of a house (Félibien, 1676),[3][7] and technically the main chamber of a burrow.[7] In the 20th century it was used in the navy for the metal tower of a battleship.[8][9]
English dungeon, from Old French donjon about 1300, first meant the great tower of a castle; it moved to “strong underground cell” in the early 14th century, while the original sense went with the variant spelling donjon.[10]
Timeline
- c. 1160 – First record, in the Roman d'Eneas.[3]
- c. 1300 – English borrows the word as dungeon.[10]
- 1540–1550 – Donjon in the royal building accounts.[3]
- Early 17th century – The heraldic adjective donjonné appears.[7]
- 1676 – Félibien uses it for a small room on top of a house.[3]
- 1823 – Las Cases uses donjonnier “keeper of the keep”.[7]
Meanings
Noun
- The keep, the main tower of a medieval castle and the garrison's last stronghold.[11][9]
- (dated) A small belvedere built on the roof of a house.[8][3]
- (navy) The armoured tower of a battleship, with its bridges and fire-control posts.[9][8]
Word family
- donjonné
Related words
References
- ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b Littré, Émile (1873–1877), Dictionnaire de la langue française, 4 vols. and supplement, Paris: Hachette
- ^ a b c d e f g h i j Trésor de la langue française informatisé (2004), ATILF – CNRS & Université de Lorraine, atilf.fr/tlfi; electronic version of Imbs, Paul; Quemada, Bernard, eds. (1971–1994), Trésor de la langue française, Paris: CNRS / Gallimard
- ^ a b c d Bloch, Oscar; Wartburg, Walther von (1989), Dictionnaire étymologique de la langue française, 8th ed., Paris: Presses universitaires de France
- ^ Rey, Alain, ed. (2005), Le Grand Robert de la langue française, electronic version, Paris: Le Robert
- ^ Wartburg, Walther von, et al. (1922–2002), Französisches Etymologisches Wörterbuch, 25 vols., Bonn / Leipzig / Basel: Klopp / Teubner / Zbinden, p. 3, 130a
- ^ a b c d e f g h i Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
- ^ a b c d Guilbert, Louis; Lagane, René; Niobey, Georges, eds. (1971–1978; 1989), Grand Larousse de la langue française, Paris: Larousse
- ^ a b c Dictionnaire de français Larousse, larousse.fr/dictionnaires/francais (accessed 2024)
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ Rey-Debove, Josette; Rey, Alain, eds. (2007), Le Petit Robert de la langue française, Paris: Le Robert
Related etymologies
Cite this entry
“Donjon.” Etymologically, 14 Nov. 2026, etymologically.com/fr/donjon. Accessed 15 Nov. 2026.
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