Etymograph

English

plagal

Plagal comes from Ancient Greek πλάγος ‘side’.

  1. Ancient Greekc. 800–300 BCEπλάγοςplágos‘side’
  2. Ancient Greek, derivedc. 800–300 BCEπλάγιοςplágios
  3. Late Latinc. 200–600 CEplaga
  4. Late Latin, derivedc. 200–600 CEplagalis
  5. Englishearliest quotation 2025plagal

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

  1. Ancient Greekc. 800–300 BCEπλάγοςplágos‘side’
  2. Ancient Greek, derivedc. 800–300 BCEπλάγιοςplágios
  3. Late Latinc. 200–600 CEplaga
  4. Late Latin, derivedc. 200–600 CEplagalis
  5. Englishearliest quotation 2025plagal

Earliest quotation: 2025, Helen Barrett, Tapesty of talent: “[…] [Carol] King uses the plagal coda as affirmation…”

Linked words

through Proto-Indo-European *pleh₂- ‘flat’

field, floor, explain, planet, plane, explanation, palm, plain, clan, fluke, archipelago, parma, explanatory, flounder, placenta, planar, lech, polonium, esplanade, palatine, placate, veld, implacable, plantar, flay, pelagic, floe, purdah, llano, planta, 47 more

through Late Latin plaga

plague, playa, plage, 3 more

Today it means

adj Designating a mode lying a perfect fourth below the authentic form.

Language periods are conventional ranges, not dates for this word.

Etymograph / Ancient Greek πλάγος / plagal