Etymology and origin of the Ancient Greek word διαλύω
- Confidence
- Established
- Formation
- Derivation
- First attested
- 400s BC Herodotus
- Ultimate origin
- Proto-Indo-European *lh₁u-
Pronunciation
Forms
δῐᾰλῡ́ω (dialū́ō) [1]
Etymology
It is formed from Ancient Greek δια- (dia-, “apart, asunder”) + λύω (lúō, “to loosen”).[1][2] The verb λύω (lúō) goes back to the Indo-European root Proto-Indo-European *lh₁u- (“to cut off, release”), and corresponds to Latin luō (“to pay, atone”), to which belongs solvō (“to loosen”).[3]
Earliest recorded meaning
Herodotus uses it of Scythian diviners twining and untwining strips of bark (4.67), of night parting those who fight (8.11), and of breaking up an assembly (7.10).[4][5][6]
Semantic evolution
Babiniotis notes that from antiquity the verb combined two kinds of sense, “to break up into parts” and “to destroy, abolish”.[2] From “loose apart” came the breaking up of groups (dismissing a meeting, disbanding an army or a fleet),[4][5] and the dissolving of things into their elements, and Plato defines death as the separation (διάλυσις) of soul and body.[4][5][2] From the parting of enemies came “to reconcile” (Thucydides, Demosthenes) and “to put an end to” enmity or slander, from untying a knotty question “to solve” a difficulty (Plato, Aristotle), and the settling of an account gave “to pay off” a debt (Herodotus, Demosthenes).[4] In the Hippocratic writers it means to relax the body, and in Ptolemaic papyri the passive is used of people wasting away with hunger.[4] In the passive it could also mean “to die” (Xenophon).[4]
In the New Testament the passive is used of a crowd of followers that is dispersed.[7] Medieval vernacular Greek kept the verb, with the popular form διαλύνω (dialýno), still found in dialects.[8] The Modern Greek διαλύω (dialýo) is learned; its sense “to dissolve” (a substance in a liquid) follows French dissoudre.[9][10]
Timeline
- 5th century BC – Herodotus uses it of untwining bark, parting combatants, breaking up an assembly and paying off expenses.[4][5][6]
- 5th century BC – Thucydides uses it of disbanding a fleet and of reconciling enemies.[4][6]
- 5th century BC – Hippocratic writers use it of relaxing the body.[4][6]
- 5th–4th century BC – Plato uses it of dissolving things into their elements and of solving a difficulty.[4][5][6]
- 2nd century BC – Papyri use the passive of people wasting away with hunger.[4][7]
- 1st century AD – The New Testament uses the passive of followers who are dispersed.[7]
- 1100–1669 – Vernacular Greek also has the form διαλύνω (dialýno).[8]
- Modern Greek – διαλύω (dialýo) is a learned word; its sense “dissolve in a liquid” follows French.[9][10]
Meanings
Verb
- To loosen one from another; to untwine; to part (persons) from one another.[4][5]
- To break up, dismiss (a meeting); to disband (an army or fleet); (passive) to disperse.[4][5][6]
- To dissolve into elements; to dismantle, destroy.[4][5][7]
- To reconcile (persons); to end (a war or enmity).[4]
- To put an end to, do away with.[4][7]
- To solve (a difficulty).[4]
- To pay off, discharge (a debt or expense).[4]
- To relax, weaken (the body); (passive) to waste away with hunger.[4]
- (passive) To die.[4]
Word family
- διάλυσις (diálusis)
- διαλύτης (dialútēs)
- διαλυτικός (dialutikós)
- διαλυτός (dialutós)
Related words
- λύω (lúō)
- Modern Greek διαλύω (dialýo)
References
- ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c Babiniotis, Georgios (2010), Ετυμολογικό λεξικό της νέας ελληνικής γλώσσας [Etymological Dictionary of Modern Greek], Athens: Κέντρο Λεξικολογίας
- ^ 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 l m n o p q r s t 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 Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
- ^ a b c d e f Rodríguez Adrados, Francisco, et al., eds. (1980–), Diccionario Griego-Español, Madrid: CSIC, http://dge.cchs.csic.es/xdge
- ^ a b c d e 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 Kriaras, Emmanuel, Επιτομή του Λεξικού της μεσαιωνικής ελληνικής δημώδους γραμματείας 1100–1669, Κέντρο Ελληνικής Γλώσσας, https://www.greek-language.gr
- ^ a b Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki
- ^ a b Ακαδημία Αθηνών (2014), Χρηστικό Λεξικό της Νεοελληνικής Γλώσσας, Athens: Academy of Athens
Cite this entry
“Διαλύω.” Etymologically, 1 Nov. 2026, etymologically.com/grc/%CE%B4%CE%B9%CE%B1%CE%BB%CF%8D%CF%89. Accessed 2 Nov. 2026.
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