Etymograph

English

transparent

Transparent comes from Latin trans ‘across, beyond’, and goes back to Proto-Indo-European *terh₂- ‘through, throughout, over’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*terh₂-1‘through, throughout, over’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*tr̥h₂-n̥ts1reconstructed
  3. Proto-Italicc. 1500–700 BCE*trānts1reconstructed
  4. Latinc. 75 BCE–200 CEtrans2‘across, beyond’next step skipped: Medieval Latin trānspāreō
  5. Medieval Latinc. 600–1500trānspārēns2
  6. Englishearliest quotation 1858transparent2

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Latin trans
  2. 2 Wiktionary, English transparent
  3. Earliest quotation in Wiktionary’s entry: 1858, G. Brodie, Fashions for March: “The Dress Cap and Under-Sleeves are en suite. In…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*terh₂-Wiktionary, Latin trans‘through, throughout, over’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*tr̥h₂-n̥tsWiktionary, Latin transreconstructed
  3. Proto-Italicc. 1500–700 BCE*trāntsWiktionary, Latin transreconstructed
  4. Latinc. 75 BCE–200 CEtransWiktionary, English transparent‘across, beyond’next step skipped: Medieval Latin trānspāreō
  5. Medieval Latinc. 600–1500trānspārēnsWiktionary, English transparent
  6. Englishearliest quotation 1858transparentWiktionary, English transparent. Earliest quotation in Wiktionary’s entry: 1858, G. Brodie, Fashions for March: “The Dress Cap and Under-Sleeves are en suite. In…”

Linked words

through Proto-Indo-European *terh₂- ‘through, throughout, over’

through, enter, thorough, avatar, tram, torus, tardy, tranquillity, sarai, 19 more

through Latin trans ‘across, beyond’

transitive, transpiration, 6 more

Today it means

adj See-through, clear; having the property that light passes through it almost undisturbed, such that one can see through it clearly.

Sources

Sources: Wiktionary, “transparent”; the older steps come from the Wiktionary entry for Latin trans. 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 *terh₂- / transparent

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