Etymologically

ὁρίζω

Etymology and origin of the Ancient Greek word ὁρίζω

Confidence
Established
Formation
Derivation
First attested
6th–5th century BC, Aeschylus
Ultimate origin
Ancient Greek (ὅρος)
Etymology tree
inherited borrowed derived
Ancient Greek ὁρίζω
English aphorism

Pronunciation

  • IPA (5th-century BC Attic): /ho.ríz.dɔː/[1]
  • IPA (4th-century AD Koine): /oˈri.zo/[1]
  • IPA (10th-century Byzantine): /oˈri.zo/[1]

Forms

ὁρίζω (horízō) [1]

Etymology

It is derived from ὅρος (hóros, “boundary, limit”) with the verbal suffix -ίζω (-ízō).[1][2][3] Ionic has ⟨οὐρίζω⟩, from Ionic ⟨οὖρος⟩.[2][4]

Ὅρος goes back to ⟨*ϝόρϝος⟩, as Mycenaean ⟨wo-wo⟩ shows, and may be the same formation as Latin urvum (“curved part of a plough”), with Latin urvāre (“to mark out a boundary with a furrow”); within Greek it is probably related to ἐρύω (erúō, “to draw”).[3]

Earliest recorded meaning

BDAG lists Aeschylus as the first to use it.[5] Herodotus has the Ionic form for a river or lake that divides one land from another, as the Nile separates Asia from Libya.[4][2]

Semantic evolution

Its first sense is to form a boundary, or to mark or fix the boundaries of a country.[2][4] From this it came to mean to separate, to limit or restrict, to determine or decide, and in philosophy to define: Plato and Aristotle use it for defining a concept.[2][3] Astronomers called the circle that divides the visible from the invisible hemisphere ὁρίζων κύκλος, the source of English horizon.[4]

In the Septuagint it means to mark out a boundary and to ordain, and the New Testament uses it for determining and appointing.[6][5] Its derivatives include ὁρισμός (horismós, “definition”) and ἀόριστος (aóristos, “undefined, aorist”).[1][3] Modern Greek ορίζω (orízo) means to define, to fix a date or price, and to appoint.[7]

Timeline

  • 6th–5th century BC – Aeschylus uses it.[5]
  • 5th century BC – Herodotus uses οὐρίζω for a river or lake that forms a border.[4][2]
  • 4th century BC – Aristotle uses it for defining a term.[2][3]
  • Hellenistic period – Astronomers name the horizon ὁρίζων κύκλος.[4]
  • 1st century AD – The New Testament uses it for appointing.[5]

Meanings

Verb

  1. To form a boundary; to divide or separate one land from another.[2][4]
  2. To mark out, fix the boundaries of a place.[2][6]
  3. To separate; to limit, restrict.[2]
  4. To determine, decide; to ordain, appoint.[2][5]
  5. To define; to distinguish.[2][3]

Word family

  • ἀφορίζω (aphorízō)
  • διορίζω (diorízō)
  • ἐξορίζω (exorízō)
  • προορίζω (proorízō)
  • προσορίζω (prosorízō)
  • ὑπερορίζω (huperorízō)
  • παρορίζω (parorízō)
  • συνορίζω (sunorízō)
  • ἀόριστος (aóristos)
  • ὁρίζων (horízōn)
  • ὅρισμα (hórisma)
  • ὁρισμός (horismós)
  • ὁριστής (horistḗs)
  • ὁριστικός (horistikós)
  • ὁριστός (horistós)
  • ὡρισμένως (hōrisménōs)
  • ὅρος (hóros)
  • ἀφορισμός (aphorismós)
  • English horizon

References

  1. ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l Diggle, James, et al., eds. (2021), The Cambridge Greek Lexicon, Cambridge: Cambridge University Press
  3. ^ a b c d e f 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
  4. ^ a b c d e f g Liddell, Henry George; Scott, Robert; Jones, Henry Stuart (1940), A Greek-English Lexicon, 9th ed., Oxford: Clarendon Press
  5. ^ 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
  6. ^ a b Lust, Johan; Eynikel, Erik; Hauspie, Katrin (2003), Greek-English Lexicon of the Septuagint, rev. ed., Stuttgart: Deutsche Bibelgesellschaft
  7. ^ Ινστιτούτο Νεοελληνικών Σπουδών (Ίδρυμα Μανόλη Τριανταφυλλίδη) (1998), Λεξικό της κοινής νεοελληνικής, Thessaloniki: Aristotle University of Thessaloniki

Descendants

Cite this entry

“Ὁρίζω.” Etymologically, 15 Oct. 2026, etymologically.com/grc/%E1%BD%81%CF%81%CE%AF%CE%B6%CF%89. Accessed 15 Oct. 2026.

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