octo-
combining form/ɒktəʊ/, /ɒktə/
/ɑːktəʊ/, /ɑːktə/
(also oct-
/ɒkt/
/ɑːkt/
)- (in nouns, adjectives and adverbs) eight; having eight
- octagon
Word Originfrom Latin octo or Greek oktō ‘eight’.
Check pronunciation:
octo-