Etymology and origin of the Old English word þunor
- Confidence
- Established
- Formation
- Inherited
- First attested
- 800–850 Corpus Glossary More words from the 8th century
- Inherited from
- Proto-West Germanic *þunr
- Ultimate origin
- Proto-Indo-European *(s)tenh₂-
From the same root
Pronunciation
- /ˈθu.nor/[1]
Forms
þunor m (strong a-stem; genitive singular þunres, nominative plural þunras)[1]
Etymology
It is inherited from Proto-West Germanic *þunr, from Proto-Germanic *þunraz (“thunder”).[1][2] Its cognates are Old Frisian thuner, Old Saxon thunar and Old High German donar, and the name of the Norse god Old Norse Þórr.[3][4][5]
Orel relates it to Sanskrit स्तनति (stánati, “to thunder”), Ancient Greek στένω (sténō, “to moan, sigh”) and Latin tonō (“to thunder”).[3] Köbler traces it to Pokorny's root Proto-Indo-European *sten- (“to thunder, roar, groan”), and Wiktionary to *(s)tenh₂-.[6][1] Holthausen sets it beside the verb þunian (“to resound”).[4]
In Proto-West Germanic the noun ended in a syllabic ⟨r⟩, before which Old English developed a vowel.[2] The /u/ was not lowered to /o/ before the single nasal, as also in huniġ.[7]
Earliest recorded meaning
The Corpus Glossary, of the first half of the ninth century, has Iouem þuner, glossing the god Jupiter.[8][9] The weather sense appears in the Old English Boethius of the mid-tenth century: Jupiter has to send þunras & ligeta & windas “thunders, lightnings and winds” against the giants.[10][9] Bosworth and Toller also quote the Orosius, where lightning strikes the Capitol: An þonor toslog hiora Capitoliam.[11]
Semantic evolution
Bosworth and Toller note that the word implied a striking as well as a sound, and so also meant a thunderbolt; the Orosius uses it for Latin “fulmen”.[11] A scientific text quoted by Bosworth and Toller explains thunder as the struggle of heat and moisture in the air, which breaks out as lightning.[11] The Lindisfarne gloss writes ðuner for Latin “tonitruum”.[11][12][9] Maxims II calls thunder at times the loudest thing: þunar byð þragum hludast.[9] In glosses it renders “tonitruum”, “fulgur” and “Iuppiter”.[6]
It lived on as Middle English thonder, now English thunder.[13][14]
Timeline
- s. ix¹ – Iouem þuner in the Corpus Glossary.[8][9]
- s. x med. – þunras & ligeta “thunders and lightnings” in the Old English Boethius.[10][9]
- s. x³/⁴ – ðuner for “tonitruum” in the Lindisfarne gloss of John 12:29.[12][9]
- a1121 – Middle English thonder in the Peterborough Chronicle.[13]
Meanings
Noun
Word family
- þunrian
- þunorlīċ
- norþþunor
Descendants
Related words
- þunian
Usage notes
The thunder god, the Old English counterpart of Old Norse Þórr and Old High German Donar, has the same name, Þunor; it is the first part of þunresdæġ “Thursday”.[1][15]
References
- ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b Ringe, Don; Taylor, Ann (2014), The Development of Old English, A Linguistic History of English II, Oxford: Oxford University Press, p. 328
- ^ a b Orel, Vladimir (2003), A Handbook of Germanic Etymology, Leiden / Boston: Brill, p. 429
- ^ a b Holthausen, Ferdinand (1934), Altenglisches etymologisches Wörterbuch, Heidelberg: Carl Winter, p. 372
- ^ Ringe, Don; Taylor, Ann (2014), The Development of Old English, A Linguistic History of English II, Oxford: Oxford University Press, p. 32
- ^ a b c d Köbler, Gerhard (2014), Altenglisches Wörterbuch, 4th ed., online, koeblergerhard.de/wikiling, p. s.v. þunor
- ^ Hogg, Richard M. (1992), A Grammar of Old English, vol. 1: Phonology, Oxford: Blackwell, p. § 3.11
- ^ a b Gneuss, Helmut; Lapidge, Michael (2014), Anglo-Saxon Manuscripts: A Bibliographical Handlist of Manuscripts and Manuscript Fragments Written or Owned in England up to 1100, Toronto: University of Toronto Press, p. 76
- ^ a b c d e f g Healey, Antonette diPaolo; Price Wilkin, John; Xiang, Xin, eds. (2009), Dictionary of Old English Web Corpus, Toronto: Dictionary of Old English Project
- ^ a b Gneuss, Helmut; Lapidge, Michael (2014), Anglo-Saxon Manuscripts: A Bibliographical Handlist of Manuscripts and Manuscript Fragments Written or Owned in England up to 1100, Toronto: University of Toronto Press, p. 296
- ^ a b c d e f Bosworth, Joseph; Toller, T. Northcote (1898), An Anglo-Saxon Dictionary, Oxford: Clarendon Press; Toller, T. Northcote (1921), Supplement, p. 1076
- ^ a b Gneuss, Helmut; Lapidge, Michael (2014), Anglo-Saxon Manuscripts: A Bibliographical Handlist of Manuscripts and Manuscript Fragments Written or Owned in England up to 1100, Toronto: University of Toronto Press, p. 291
- ^ a b Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
- ^ Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c Sweet, Henry (1896), The Student's Dictionary of Anglo-Saxon, Oxford: Clarendon Press, p. 207
Related etymologies
Cite this entry
“Þunor.” Etymologically, 16 Nov. 2026, etymologically.com/ang/%C3%BEunor. Accessed 16 Nov. 2026.
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