from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. the burden of proof, the onus; the duty of a party in a legal proceeding to prove an assertion of fact; it includes both the burden of production and the burden of persuasion.

from the GNU version of the Collaborative International Dictionary of English

  • n. obligation to furnish evidence to prove a thing; the burden of proof.


From onus ("burden") and probandī ("of proof"), the genitive of probandus ("proof"). Literally meaning "burden of proof". (Wiktionary)


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