Etymograph

English

hemihyperplasia

Hemihyperplasia comes from Ancient Greek πλᾰ́σῐς ‘a moulding, conformation’, from πλάσσω ‘to form’, and perhaps ultimately from Proto-Hellenic *plátʰyō.

  1. Proto-Hellenicc. 2200–1600 BCE*plátʰyō1uncertain
  2. Proto-Hellenicc. 2200–1600 BCE*plát͏̌t͏̌ō1uncertain
  3. Ancient Greekc. 800–300 BCEπλάσσω1plássō‘to form’
  4. Ancient Greekc. 800–300 BCEπλᾰ́σῐς1plắsĭs‘a moulding, conformation’
  5. English1500–presenthyperplasia1
  6. Englishtodayhemihyperplasia1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English hemihyperplasia

Lineage

  1. Proto-Hellenicc. 2200–1600 BCE*plátʰyōWiktionary, English hemihyperplasiauncertain
  2. Proto-Hellenicc. 2200–1600 BCE*plát͏̌t͏̌ōWiktionary, English hemihyperplasiauncertain
  3. Ancient Greekc. 800–300 BCEπλάσσωWiktionary, English hemihyperplasiaplássō‘to form’
  4. Ancient Greekc. 800–300 BCEπλᾰ́σῐςWiktionary, English hemihyperplasiaplắsĭs‘a moulding, conformation’
  5. English1500–presenthyperplasiaWiktionary, English hemihyperplasia
  6. EnglishtodayhemihyperplasiaWiktionary, English hemihyperplasia

Linked words

through Ancient Greek πλάσσω ‘to form’

plastic, plasma, plasmodium, plastique, 12 more

Today it means

noun hyperplasia that affects only half of the body or of an organ.

Sources

Sources: Wiktionary, “hemihyperplasia”. 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-Hellenic *plátʰyō / hemihyperplasia

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