octa-

combining form

variants or octo- or less commonly oct-
: eight
octane
octoroon

Word History

Etymology

Greek okta-, oktō-, okt- (from oktō) & Latin octo-, oct-, from octo — more at eight

Dictionary Entries Near octa-

Oct

octa-

octaacetate

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Cite this Entry

“Octa-.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/octa-. Accessed 30 Nov. 2024.

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Kids Definition

octa-

combining form
variants or octo- also oct-
: eight
Etymology

derived from Greek oktō and Latin octo, both meaning "eight"

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