Definition of octa- in English:

octa-

Pronunciation: /ˈɒktə/
(also oct- before a vowel)

combining form

Eight; having eight: octahedron

Origin

from Greek oktō 'eight'.

Definition of octa- in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day epyllion
Pronunciation: ɪˈpɪlɪən
noun
a narrative poem resembling an epic in style...