Definitions

from The Century Dictionary.

  • noun An element in words of Latin or Greek origin or formation, meaning ‘eight.’

from the GNU version of the Collaborative International Dictionary of English.

  • A combining form meaning eight.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • prefix eight

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

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

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Examples

  • He was scrawny out of the water but pretty sleek in it, though he didn’t kick and neither did any of the other octo- and septuagenarians who swam around me.

    In the Fullness of Time Emily W. Upham 2010

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