Etymology and origin of the Ancient Greek word νοῦς
- Confidence
- Uncertain
- Formation
- Inherited
- First attested
- 700s BC Homer, Iliad More words from the 8th century BC
Forms
νοῦς (noûs) m (genitive νοῦ, dative νῷ); contracted second declension[1][2] Uncontracted νόος (nóos) in Homer and Ionic, where Homer has the contracted form once and Herodotus never.[2][3] Aeolic genitive νῶ (nô) (Alcaeus) and accusative νῶν (nôn) (Sappho).[2][3] In the New Testament and later writers also third-declension forms: genitive νοός (noós), dative νοΐ (noḯ).[2][4][5]
Etymology
It is the Attic contracted form of νόος (nóos).[2][3] Beekes and Frisk regard it as an old inherited action noun with the vowel ⟨ο⟩, like λόγος (lógos), but it has no certain etymology.[3][6][4]
A comparison with Proto-Germanic *snutraz (“wise, clever”) is possible but not compelling, in Beekes's view.[3][7] Heubeck defended a link with νεύω (neúō, “to nod”), which Frisk thought no better.[3][6] A link with νέομαι (néomai, “to return home”) fits the form but not, according to Beekes, the meaning.[3] Ruijgh connected the Mycenaean personal names Mycenaean Greek no-e-u and Mycenaean Greek wi-pi-no-o with that root, with a sense moving from “saving” to “watching”, an idea Chantraine calls ingenious but uncertain.[4]
Earliest recorded meaning
In Homer νόος (nóos) is the mind as it perceives and thinks: nothing escapes “the shrewd mind of Zeus”.[2][4] Its field overlaps with that of θυμός (thūmós), since one can rejoice “in one's noos”, and it can also be a plan that leads to action.[4][1]
Semantic evolution
From Homer on the word covered the mind, a person's disposition, good sense, intentions and plans.[1][2] Phrases such as sun nōi “sensibly” were common in Herodotus and Plato, and Heraclitus punned on xun nōi “with sense” and xunōi “common”.[2] Aristophanes and Herodotus also use it of the meaning or point of a word or act.[1][4]
Philosophers made it a principle of the universe: for Anaxagoras it was the intelligence that orders the world, and Plato and Aristotle used it for reason as a creative power.[4][1][7] Later philosophers used it in the plural, rare in early texts.[2] In the New Testament it occurs mainly in Paul's letters, for the mind as opposed to the flesh, understanding and a way of thinking.[5]
Modern Greek νους (nous) continues the ancient word; one sense of it follows French esprit.[8] English borrowed nous in philosophy in the 1670s, and in 1706 it appears as college slang for common sense.[9]
Timeline
- Homer – The Iliad uses νόος (nóos) for the mind of gods and men; the Odyssey has the contracted form once.[2][4]
- 6th–5th century BC – Heraclitus plays on its likeness to the word for “common”.[2]
- 5th century BC – Anaxagoras makes it the intelligence that orders the universe.[4][7]
- 5th century BC – Herodotus uses it of the point of a ritual or gift.[1]
- 5th–4th century BC – Plato uses it for reason as a creative principle.[1][4]
- 1st century AD – Paul's letters use it for the mind and understanding, with new third-declension forms.[5][2]
- 1670s – English borrows nous as a philosophical term.[9]
Meanings
Noun
- The mind, as the seat of thought and perception.[1][2]
- Disposition, temper, feelings.[1]
- Good sense, intelligence, understanding.[1][2]
- A state of mind: thoughts, intentions, wishes.[1]
- A purpose, plan or design.[1][7]
- (philosophy) Mind or reason as a creative principle of the universe.[1][4]
- The sense or meaning of a word, a ritual or a speech.[1][7]
- (New Testament) The mind as opposed to the flesh; a way of thinking.[5]
Word family
- νοέω (noéō)
- νόημα (nóēma)
- νοερός (noerós)
- διάνοια (diánoia)
- ἔννοια (énnoia)
- νουθετέω (nouthetéō)
- νουνεχής (nounekhḗs)
- εὔνοος (eúnoos)
Related words
- English nous
Usage notes
Tragedy uses the contracted form except in two lines.[2] νοῦν ἔχειν “to have sense” gave the compound νουνεχής (nounekhḗs) “prudent”.[3]
References
- ^ a b c d e f g h i j k l m n Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
- ^ a b c d e f g h i j k l m n o Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
- ^ a b c d e f g h Beekes, Robert S. P. (2010), Etymological Dictionary of Greek, with the assistance of Lucien van Beek, Leiden Indo-European Etymological Dictionary Series 10, Leiden; Boston: Brill
- ^ a b c d e f g h i j k Chantraine, Pierre (2009), Dictionnaire étymologique de la langue grecque: histoire des mots, new ed. with a supplement (Chroniques d'étymologie grecque 1–10), Paris: Klincksieck
- ^ a b c d Bauer, Walter; Danker, Frederick W., et al. (2000), A Greek-English Lexicon of the New Testament and Other Early Christian Literature, 3rd ed., Chicago: University of Chicago Press
- ^ a b Frisk, Hjalmar (1960–1972), Griechisches etymologisches Wörterbuch, 3 vols, Heidelberg: Carl Winter
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki
- ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry
“Νοῦς.” Etymologically, 13 Nov. 2026, etymologically.com/grc/%CE%BD%CE%BF%E1%BF%A6%CF%82. Accessed 14 Nov. 2026.
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