octo-

English

Etymology

From Ancient Greek ὀκτώ (oktō, “eight”) and Latin octō (“eight”).

Prefix

octo- or before a vowel oct-

1. eight

Derived terms

Related terms

• October
• octopus
• octogenarian
• octothorpe
• octoroon
• octomom

Synonyms

• octa-
• ogdo-
• -oct- (chemistry)