octo etymology

Etymology

Origin: Latin

Meaning: "eight"

Derivation:

• octāvus (Latin): "eighth"
• octo (Latin): "eight"
• Proto-Italic: *oktō
• Proto-Indo-European: *oḱtōw

Cognates

Many languages have cognates of "octo" that mean "eight":

• Ancient Greek: ὀκτώ (oktō)
• Sanskrit: अष्ट (aṣṭa)
• Avestan: ašta
• Old Church Slavonic: осмъ (osmŭ)
• Gothic: ahtau
• Albanian: tetë
• Welsh: wyth
• Irish: ocht
• Russian: восемь (vosem')

Usage

"Octo" is used as a prefix or root word in many English words related to the number eight:

• Octopus: animal with eight arms
• Octagon: eight-sided figure
• Octave: musical interval of eight notes
• Octoroon: person with one-eighth African ancestry
• Octane: hydrocarbon with eight carbon atoms

octo relate terms

• eight

  Etymology Old English e a hta Proto Germanic ahtau Proto Indo European oḱtōw

• fight

  Etymology From Middle English fighten fighte from Old English feohtan to fight f

• piece

  Etymology Piece derives from the Old French word piece meaning fragment share por

• octuple

  Etymology The word octuple is derived from the Latin word octuplex meaning eightfo

• octo

  Etymology Origin Latin Meaning eight Derivation octāvus Latin eighth octo

• octa

  Etymology Early Middle English from Late Latin octāvus eighth from octa eight

• eight

  Etymology Old English e a hta Proto Germanic ahtau Proto Indo European oḱtōw

• October

  Etymology October is derived from the Latin word octo meaning eight Meaning Oct

• Octavian

  Etymology The name Octavian is derived from the Latin name Octavius which is in tur

• octave

  Etymology The word octave originates from the Latin word octavus which means eight

• oyster

  Etymology The word oyster comes from the Old English word oestre which itself came f

• laugh

  Etymology The word laugh comes from the Middle English word laghchen which in turn d

• toast

  Etymology The word toast has several possible etymologies Latin tostum meaning

• supplant

  Etymology Derived from Latin supplantare meaning to trip up undermine Sup mea

• diligent

  Etymology Latin diligens present participle of diligere to love to appreciate to f

• commission

  Etymology The word commission comes from Old French commission which derives from L

• panic

  Etymology The word panic originates from the Greek god Pan who was associated with na