Etymologically

μεσότης

Etymology and origin of the Ancient Greek word μεσότης

Confidence
Established
Formation
Derivation
First attested
400–300 BC Plato, Timaeus
Ultimate origin
Proto-Indo-European *médʰyos
Etymology tree
inherited borrowed derived
Ancient Greek μέσος
Ancient Greek μεσότης

Forms

μεσότης (mesótēs) f (genitive μεσότητος); third declension.[1][2]

Etymology

It is formed from Ancient Greek μέσος (mésos, “middle”) + -της (-tēs, “abstract noun suffix”), an abstract noun from the adjective for “middle”.[1][3][4][5]

The adjective goes back to *métsos, from Proto-Indo-European *médʰyos (“in the middle”), an old local adjective.[6][7][8] Cognate with Sanskrit मध्य (mádhya-), Latin medius and Gothic 𐌼𐌹𐌳𐌾𐌹𐍃 (midjis).[6]

Earliest recorded meaning

Its first known use is in Plato: in the Timaeus for the means that join two numbers in a proportion, and in the Laws for the central position of the land and the city.[1][2][9]

Semantic evolution

Aristotle made it a key term of his ethics: virtue is a mean between two vices, one of excess (ὑπερβολή (huperbolḗ)) and one of deficiency (ἔλλειψις (élleipsis)), as courage lies between fear and rashness.[1][10][11] The New Pauly traces a looser ideal of the mean back to the Archaic period, to Hesiod and the Delphic maxim “nothing too much”.[11] Aristotle also used the word for sensation, which he described as a kind of mean between opposite qualities, and for the present moment as a mid-point in time.[1][12]

In mathematics it named the arithmetic, harmonic and geometric means, and Nicomachus used it for the proportional mean.[1][10] Dionysius of Halicarnassus applied it to style, for a manner of writing between poetry and prose, and the grammarians called the middle voice by this name.[1][5] The Septuagint has it once, in the Wisdom of Solomon, for the middle of a span of time.[13]

Modern Greek uses the learned μεσότητα (mesótita) for the quality of lying between two extremes, opposed to ακρότητα (akrótita); its standard example is Aristotle's definition of virtue.[14]

Timeline

  • 5th–4th century BC – Plato uses it for a mathematical mean in the Timaeus and for a central position in the Laws.[1][9][15]
  • 4th century BC – Aristotle defines virtue as a mean between excess and deficiency.[1][11][15]
  • 2nd–1st century BC – Dionysius Thrax uses it for the middle voice.[1][15]
  • 1st century BC – Dionysius of Halicarnassus uses it for a style between poetry and prose.[1][15]
  • 1st–2nd century AD – Nicomachus uses it for the proportional mean in arithmetic.[10][15]
  • Modern Greek – The learned μεσότητα (mesótita) means the mean between two extremes.[14]

Meanings

Noun

  1. A middle or central position, in space or in time.[1][2]
  2. (mathematics) A mean between two numbers or proportions.[1][2][10]
  3. A mean between two extremes, a state between excess and deficiency; in Aristotle's ethics, virtue.[1][2][11]
  4. A medium between two opposites; a standard of judgment.[1]
  5. (rhetoric) A style between poetry and prose.[1]
  6. (grammar) The middle voice.[1][5]

References

  1. ^ a b c d e f g h i j k l m n o p q Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
  2. ^ a b c d e Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
  3. ^ Köbler, Gerhard, Griechisch-deutsches Wörterbuch, online ed., https://www.koeblergerhard.de
  4. ^ Bailly, Anatole (2020), Dictionnaire grec-français, Bailly 2020 Hugo Chávez ed., ed. Gérard Gréco et al.
  5. ^ a b c Malhadas, Daisi; Dezotti, Maria Celeste C.; Neves, Maria Helena de Moura, eds. (2006–2010), Dicionário Grego-Português, São Paulo: Ateliê; digital ed. 3 (2022), UNESP Araraquara
  6. ^ a b 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
  7. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  8. ^ Wodtko, Dagmar S.; Irslinger, Britta; Schneider, Carolin (2008), Nomina im indogermanischen Lexikon, Heidelberg: Winter
  9. ^ a b Keersmaekers, Alek (2021–2025), GLAUx: The Greek Language Automated corpus, https://github.com/alekkeersmaekers/glaux
  10. ^ a b c d Pape, Wilhelm (1914), Griechisch-deutsches Handwörterbuch, 3rd ed., rev. Max Sengebusch, Braunschweig: Vieweg
  11. ^ a b c d Cancik, Hubert; Schneider, Helmuth, eds. (2002–2010), Brill's New Pauly: Encyclopaedia of the Ancient World, Leiden: Brill
  12. ^ Дворецкий, И. Х. (1958), Древнегреческо-русский словарь, Moscow: ГИС
  13. ^ Lust, Johan; Eynikel, Erik; Hauspie, Katrin (2003), Greek-English Lexicon of the Septuagint, rev. ed., Stuttgart: Deutsche Bibelgesellschaft
  14. ^ a b Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki
  15. ^ a b c d e Rodríguez Adrados, Francisco, et al., eds. (1980–), Diccionario Griego-Español, Madrid: CSIC, http://dge.cchs.csic.es/xdge
Cite this entry

“Μεσότης.” Etymologically, 1 Nov. 2026, etymologically.com/grc/%CE%BC%CE%B5%CF%83%CF%8C%CF%84%CE%B7%CF%82. Accessed 2 Nov. 2026.

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