English Explanatory Dictionary

octa-

English dictionary entry

Meanings

prefix
  1. Eight.

Word forms

octa- oct- octo- ogdo-

Etymology

Etymology tree Proto-Indo-European *oḱtṓw Proto-Hellenic *oktṓ Ancient Greek ὀκτώ (oktṓ) Ancient Greek ὀκτᾰ- (oktă-) English octa- From Ancient Greek ὀκτα- (okta-, “eight”); compare ὀκτώ (oktṓ).

Related words

number

Derived words

octahedron octad octane octomino octave
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