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There are 9 seven-letter words beginning with OCTA

OCTADIC• octadic adj. Of or pertaining to an octad; eightfold.
• OCTADIC adj. relating to an octad.
OCTAGON• octagon n. (Geometry, also attributively) A polygon with eight sides and eight angles.
• octagon n. (Martial arts) Often in the form Octagon: the arena for mixed martial arts.
• OCTAGON n. an eight-sided plane figure.
OCTANES• octanes n. Plural of octane.
• OCTANE n. any of a series of saturated hydrocarbons.
OCTANOL• octanol n. (Organic chemistry) Any of many isomers of the saturated aliphatic alcohol having eight carbon atoms…
• OCTANOL n. an alcohol.
OCTANTS• octants n. Plural of octant.
• OCTANT n. an eighth part of a circle.
OCTAPLA• octapla prop.n. A text presented in eight parallel versions, especially (historical) the version of the Bible presented…
• Octapla prop.n. A Biblical octapla: an edition of the Bible in eight parallel versions or languages.
• OCTAPLA n. (Greek) a book of eight (especially Biblical) parallel texts.
OCTAVAL• octaval adj. (Music) Of, pertaining to, or relating to an octave.
• octaval adj. Proceeding by intervals of eight.
• octaval adj. Octonary; expressed in base-8; octal, octonal.
OCTAVES• octaves n. Plural of octave.
• OCTAVE n. a set of eight musical notes.
OCTAVOS• octavos n. Plural of octavo.
• OCTAVO n. (Latin) a page size, also EIGHTVO.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 22 words
  • Scrabble in French: 9 words
  • Scrabble in Spanish: 10 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 7 words


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