Exclusion

google

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late Middle English: from Latin exclusio(n- ), from excludere ‘shut out’ (see exclude).

wiktionary

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From Latin exclusiō, from exclūdō.

etymonline

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exclusion (n.)

"act of shutting out; non-inclusion," c. 1400, exclusioun, from Latin exclusionem (nominative exclusio) "a shutting out," noun of action from past-participle stem of excludere "keep out, shut out," from ex "out" (see ex-) + claudere "to close, shut" (see close (v.)).