Etymograph

English

ocular

Ocular comes from Latin oculāris ‘of the eye’, and perhaps goes back to Proto-Indo-European *h₃ekʷ- ‘to see’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₃ekʷ-1‘to see’uncertain
  2. Proto-Italicc. 1500–700 BCE*okʷ(e)los1reconstructed
  3. Latinc. 75 BCE–200 CEoculus2‘eye’
  4. Latinc. 75 BCE–200 CEoculāris2‘of the eye’
  5. Englishearliest quotation c. 1603–1604ocular2

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Latin oculus
  2. 2 Wiktionary, English ocular
  3. Earliest quotation in Wiktionary’s entry: c. 1603–1604, William Shakespeare, The Tragedie of Othello, the Moore of Venice: “Villain, be sure thou prove my love a whore,…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₃ekʷ-Wiktionary, Latin oculus‘to see’uncertain
  2. Proto-Italicc. 1500–700 BCE*okʷ(e)losWiktionary, Latin oculusreconstructed
  3. Latinc. 75 BCE–200 CEoculusWiktionary, English ocular‘eye’
  4. Latinc. 75 BCE–200 CEoculārisWiktionary, English ocular‘of the eye’
  5. Englishearliest quotation c. 1603–1604ocularWiktionary, English ocular. Earliest quotation in Wiktionary’s entry: c. 1603–1604, William Shakespeare, The Tragedie of Othello, the Moore of Venice: “Villain, be sure thou prove my love a whore,…”

Linked words

through Proto-Indo-European *h₃ekʷ- ‘to see’

eye, anthropology, optics, ogle, synoptic, awk, anthropoid, 38 more

through Latin oculus ‘eye’

oculus, monocle, doily, inoculation, inoculate, 16 more

Today it means

adj Of, or relating to the eye, or the sense of sight

Sources

Sources: Wiktionary, “ocular”; the older steps come from the Wiktionary entry for Latin oculus. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / Proto-Indo-European *h₃ekʷ- / ocular

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