Etymograph

English

erector

Erector comes from Latin ērigō ‘to raise up, elevate, lift’, from regō ‘to guide, steer’, and ultimately from Proto-Indo-European *h₃reǵ- ‘to straighten’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₃reǵ-1‘to straighten’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*h₃réǵeti1‘to straighten’reconstructed
  3. Proto-Italicc. 1500–700 BCE*regō1reconstructed
  4. Latinc. 75 BCE–200 CEregō2‘to guide, steer’
  5. Latinc. 75 BCE–200 CEērigō3‘to raise up, elevate, lift’
  6. Englishearliest quotation 2014erector3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Latin rego, which cites Rix
  2. 2 Wiktionary, Latin erigo
  3. 3 Wiktionary, English erector
  4. Earliest quotation in Wiktionary’s entry: 2014, Mike Riley, Alison Cotgrave: “At this stage of the construction process the only…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*h₃reǵ-Wiktionary, Latin rego, which cites Rix‘to straighten’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*h₃réǵetiWiktionary, Latin rego, which cites Rix‘to straighten’reconstructed
  3. Proto-Italicc. 1500–700 BCE*regōWiktionary, Latin rego, which cites Rixreconstructed
  4. Latinc. 75 BCE–200 CEregōWiktionary, Latin erigo‘to guide, steer’
  5. Latinc. 75 BCE–200 CEērigōWiktionary, English erector‘to raise up, elevate, lift’
  6. Englishearliest quotation 2014erectorWiktionary, English erector. Earliest quotation in Wiktionary’s entry: 2014, Mike Riley, Alison Cotgrave: “At this stage of the construction process the only…”

Linked words

through Proto-Indo-European *h₃reǵ- ‘to straighten’

right, real, rich, royal, regular, rank, arrangement, roy, radar, arrange, correct, rack, rogue, rex, raj, interrogation, rake, regal, regency, rani, dresser, undress, rajah, dressage, rhesus, eldritch, riel, dirigible, derailleur, interregnum, rectory, retch, rectilinear, 76 more

through Proto-Indo-European *h₃réǵeti ‘to straighten’

ana, directory, anorexia, 43 more

through Proto-Italic *regō

regional, director, resource, regiment, ruler, regimen, 39 more

through Latin regō ‘to guide, steer’

source, rule, region, address, dress, direction, direct, regime, realm, regulate, resurrection, regent, insurrection, rectify, droit, irregularity, dirge, incorrigible, rectum, rectification, regula, regio, corregidor, rectitude, derecho, rectus, recto, 48 more

Today it means

noun A person who, or a device which erects.

Sources

Sources: Wiktionary, “erector”; the older steps come from the Wiktionary entries for Latin rego, Latin erigo. 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 *h₃reǵ- / erector

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