Etymograph

English

isopract

Isopract comes from Ancient Greek πρακτικός ‘fit for action, effective’, from πρᾱ́σσω ‘to do’, and ultimately from Proto-Indo-European *per- ‘to go over, cross’.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*per-1‘to go over, cross’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*pr̥h₂-k-yé-ti1reconstructed*k-enlargement of *per-
  3. Ancient Greekc. 800–300 BCEπρᾱ́σσω2prā́ssō‘to do’
  4. Ancient Greekc. 800–300 BCEπρακτικός3praktikós‘fit for action, effective’root of πρᾱ́σσω
  5. Englishtodayisopract3

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, Ancient Greek πράσσω
  2. 2 Wiktionary, Ancient Greek πρακτικός
  3. 3 Wiktionary, English isopract

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*per-Wiktionary, Ancient Greek πράσσω‘to go over, cross’reconstructed
  2. Proto-Indo-Europeanc. 4500–2500 BCE*pr̥h₂-k-yé-tiWiktionary, Ancient Greek πράσσωreconstructed*k-enlargement of *per-
  3. Ancient Greekc. 800–300 BCEπρᾱ́σσωWiktionary, Ancient Greek πρακτικόςprā́ssō‘to do’
  4. Ancient Greekc. 800–300 BCEπρακτικόςWiktionary, English isopractpraktikós‘fit for action, effective’root of πρᾱ́σσω
  5. EnglishtodayisopractWiktionary, English isopract

Linked words

through Proto-Indo-European *per- ‘to go over, cross’

first, before, support, far, per, report, further, price, private, fear, press, opportunity, port, primary, pre, prior, prime, appreciate, afford, ford, forth, pregnant, practice, prize, precious, par, interpretation, privilege, ferry, parade, fare, porch, practical, pardon, pirate, praise, primitive, prix, peril, interpreter, 151 more

through Proto-Indo-European *pr̥h₂-k-yé-ti

pragmatic, barter, 9 more

through Ancient Greek πρᾱ́σσω ‘to do’

praxis, pragmatist, 6 more

through Ancient Greek πρακτικός ‘fit for action, effective’

practicum, 2 more

Today it means

noun An isoline.

Sources

Sources: Wiktionary, “isopract”; the older steps come from the Wiktionary entries for Ancient Greek πράσσω, Ancient Greek πρακτικός. 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 *per- / isopract

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