Definitions

from The Century Dictionary.

  • noun A prefix in words of Greek origin, meaning ‘without,’ ‘outside’: used chiefly in scientific compounds, where it is usually equivalent to ecto-: opposed to endo- or onto-.

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

  • A prefix signifying out of, outside.

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

  • prefix outside, external

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek ἔξω (exō, "outer, external").

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Examples

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