Etymograph

English

etiologist

Etiologist comes from Latin aetiologia, from Ancient Greek αἰτῐολογῐ́ᾱ ‘giving the cause of something’, and ultimately from Proto-Indo-European *leǵ- ‘to gather, collect, with derivatives meaning…’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*leǵ-1‘to gather, collect, with derivatives meaning to speak by carefully selecting one's words’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*lóǵos1reconstructed
  3. Proto-Hellenicc. 2200–1600 BCE*lógos1reconstructed
  4. Ancient Greekc. 800–300 BCEλόγος1lógos‘that which is said: word, sentence, speech, story, debate, utterance, argument’
  5. Ancient Greekc. 800–300 BCEαἰτῐολογῐ́ᾱ1aitĭologĭ́ā‘giving the cause of something’
  6. Latinc. 75 BCE–200 CEaetiologia1
  7. English1500–presentetiology1
  8. Englishtodayetiologist1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English etiologist

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*leǵ-Wiktionary, English etiologist‘to gather, collect, with derivatives meaning to speak by carefully selecting one's words’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*lóǵosWiktionary, English etiologistreconstructed
  3. Proto-Hellenicc. 2200–1600 BCE*lógosWiktionary, English etiologistreconstructed
  4. Ancient Greekc. 800–300 BCEλόγοςWiktionary, English etiologistlógos‘that which is said: word, sentence, speech, story, debate, utterance, argument’
  5. Ancient Greekc. 800–300 BCEαἰτῐολογῐ́ᾱWiktionary, English etiologistaitĭologĭ́ā‘giving the cause of something’
  6. Latinc. 75 BCE–200 CEaetiologiaWiktionary, English etiologist
  7. English1500–presentetiologyWiktionary, English etiologist
  8. EnglishtodayetiologistWiktionary, English etiologist

Linked words

through Proto-Indo-European *leǵ- ‘to gather, collect, with derivatives meaning…’

election, technology, collection, lesson, select, elite, collect, eligible, elect, elegant, coil, negligence, catalogue, legion, negligent, negligible, leach, diligent, lexicon, lexical, cull, epilogue, astrology, cosmology, dialectic, alexia, lignite, lignin, legation, lexis, gynecologist, ineligibility, dialogic, 149 more

through Proto-Hellenic *lógos

archaeological, pathological, homologous, etymology, pathophysiology, astrological, psychopathology, neurophysiology, histopathology, bacteriological, 101 more

through Ancient Greek λόγος ‘that which is said: word, sentence, speech,…’

logic, apology, trilogy, analogy, terminology, sociology, logos, pathology, physiology, monologue, prologue, eulogy, archaeologist, entomology, pathologist, epistemology, logistic, bacteriology, apologia, syllogism, bacteriologist, 110 more

Today it means

noun A practitioner of etiology.

Sources

Sources: Wiktionary, “etiologist”. 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 *leǵ- / etiologist

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