Etymograph

English

octa-

Octa- comes from Ancient Greek ὀκτώ ‘eight’, and goes back to Proto-Indo-European *oḱtṓw.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*oḱtṓw‘eight’reconstructed
  2. Proto-Hellenicc. 2200–1600 BCE*oktṓ‘eight’reconstructed
  3. Ancient Greekc. 800–300 BCEὀκτώoktṓ‘eight’
  4. Englishtodayocta-

attested reconstructed ? uncertain or disputed

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*oḱtṓw‘eight’reconstructed
  2. Proto-Hellenicc. 2200–1600 BCE*oktṓ‘eight’reconstructed
  3. Ancient Greekc. 800–300 BCEὀκτώoktṓ‘eight’
  4. Englishtodayocta-

Linked words

through Proto-Indo-European *oḱtṓw ‘eight’

eight, aught, octave, octavo, 18 more

Today it means

prefix Eight.

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

Etymograph / Proto-Indo-European *oḱtṓw / octa-

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