9-letter words starting with octo
- octobrist — a member of a Russian political party that advocated constitutional monarchism: so called because it was organized after the Czar's manifesto in October, 1905.
- octogonal — Obsolete form of octagonal.
- octometer — octameter.
- octonarii — lines with eight feet
- octoploid — (genetics) having eight complete sets of chromosomes in a single cell.
- octopodes — (rare) Irregular plural form of octopus.
- octopuses — Plural form of octopus.
- octothorn — Alternative form of octothorpe, the symbol #.
- octothorp — Another term for the pound sign ().
On this page, we collect all 9-letter words starting with OCTO. It’s easy to find right word with a certain length. It is the easiest way to find 9-letter word that beginning with OCTO to use in Scrabble or Crossword puzzles.