Etymograph

English

quadranscentennial

Quadranscentennial comes from Latin quadrāns ‘quarter’, from quattuor ‘four’, and ultimately from Proto-Indo-European *kʷetwṓr.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*kʷetwṓr1reconstructed
  2. Proto-Italicc. 1500–700 BCE*kʷettwōr1‘four’reconstructed
  3. Latinc. 75 BCE–200 CEquattuor2‘four’
  4. Latinc. 75 BCE–200 CEquadrāns3‘quarter’
  5. Englishearliest quotation 2014quadranscentennial3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Latin quattuor
  2. 2 Wiktionary, Latin quadrans
  3. 3 Wiktionary, English quadranscentennial
  4. Earliest quotation in Wiktionary’s entry: 2014, Michael Gose, Common Sense: What It Means to Be a Teacher: “So when I planned a Quadranscentennial Pnyx, the quadranscentennial…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*kʷetwṓrWiktionary, Latin quattuorreconstructed
  2. Proto-Italicc. 1500–700 BCE*kʷettwōrWiktionary, Latin quattuor‘four’reconstructed
  3. Latinc. 75 BCE–200 CEquattuorWiktionary, Latin quadrans‘four’
  4. Latinc. 75 BCE–200 CEquadrānsWiktionary, English quadranscentennial‘quarter’
  5. Englishearliest quotation 2014quadranscentennialWiktionary, English quadranscentennial. Earliest quotation in Wiktionary’s entry: 2014, Michael Gose, Common Sense: What It Means to Be a Teacher: “So when I planned a Quadranscentennial Pnyx, the quadranscentennial…”

Linked words

through Proto-Indo-European *kʷetwṓr

four, 29 more

through Proto-Italic *kʷettwōr ‘four’

squadron, 27 more

through Latin quattuor ‘four’

square, squad, cater, quarry, cadre, quadruple, quatre, cuatro, quatrain, 28 more

Today it means

noun The twenty-fifth anniversary of an event or happening.

Sources

Sources: Wiktionary, “quadranscentennial”; the older steps come from the Wiktionary entries for Latin quattuor, Latin quadrans. 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 *kʷetwṓr / quadranscentennial

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