- Confidence
- Established
- Formation
- Inherited
- First attested
- 5th century BC, Herodotus
- Inherited from
- Proto-Hellenic *mū́s
- Ultimate origin
- Proto-Indo-European (*múHs)
Pronunciation
- IPA (5th-century BC Attic): /mŷːs/[1]
- IPA (4th-century AD Koine): /ˈmys/[1]
- IPA (10th-century Byzantine): /ˈmys/[1]
Forms
μῦς (mûs) m (genitive μῠός); third declension[1]
Etymology
It is inherited from Proto-Hellenic *mū́s, inherited from Proto-Indo-European *múHs (“mouse”), the old Indo-European name of the mouse.[1][2] The long vowel was caused by a laryngeal, as the accent of Serbo-Croatian mȉš and Tocharian B maścitse (“mouse”) show.[2] The accusative μῦν (mûn) is a new form made after ὗν (hûn).[2][3]
Cognate with Latin mūs (“mouse”), Old High German mūs (“mouse”), Old English mūs (“mouse”), Sanskrit मूष् (mū́ṣ, “mouse”) and Old Armenian մուկն (mukn, “mouse; muscle”).[2][1]
Earliest recorded meaning
Its first recorded use is in Herodotus (5th century BC), for mice.[4][5] Aristophanes and Xenophon also have it.[4]
Semantic evolution
It meant a mouse or rat.[6] Aeschylus and later writers also used it for sea creatures, a mussel and a kind of whale.[2][6] The Hippocratic writers and Aristotle used it for a muscle, from the mouse-like movement of certain muscles under the skin, a metaphor also found in Germanic, in Latin mūsculus (“little mouse; muscle”) and in Armenian.[2][3] Proverbs spoke of “a mouse tasting pitch” (Demosthenes, Theocritus), of risking a bad outcome, and of the mountain in labour that gave birth to a mouse (Plutarch).[6]
Its compounds include μυγαλῆ (mugalê) “shrew-mouse” (Herodotus) and βατραχομυομαχία (batrakhomuomakhía), “battle of frogs and mice”.[2][1] Modern Greek has the learned μυς.[7]
Timeline
- 5th century BC – Herodotus uses it for mice.[4][5]
- 5th century BC – Hippocratic writers use it for a muscle.[2][5]
- 4th century BC – Demosthenes has the proverb of the mouse tasting pitch.[6][5]
- 1st–2nd century AD – Plutarch has the mountain that gave birth to a mouse.[6][5]
Meanings
Noun
Word family
- βατραχομυομαχία (batrakhomuomakhía)
- μυάγρα (muágrā)
- μυγαλέη (mūgaléē)
- μύϊνος (múïnos)
- μυοσωτίς (muosōtís)
- μυών (mūṓn)
Related words
References
- ^ a b c d e f g h Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j 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 Frisk, Hjalmar (1960–1972), Griechisches etymologisches Wörterbuch, 3 vols, Heidelberg: Carl Winter
- ^ a b c Keersmaekers, Alek (2021–2025), GLAUx: The Greek Language Automated corpus, https://github.com/alekkeersmaekers/glaux
- ^ a b c d e Rodríguez Adrados, Francisco, et al., eds. (1980–), Diccionario Griego-Español, Madrid: CSIC, http://dge.cchs.csic.es/xdge
- ^ a b c d e f g Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
- ^ Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki
- ^ Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
Related etymologies
Cite this entry
“Μῦς.” Etymologically, 17 Oct. 2026, etymologically.com/grc/%CE%BC%E1%BF%A6%CF%82. Accessed 17 Oct. 2026.
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