孤證不立 gū zhèng bù lì

DEFINITIONS

  1. unacceptable as uncorroborated evidence (in law or in textual criticism)

CHARACTERS

孤 gū orphan, fatherless; solitary
證 zhèng proof, evidence; testify, verify
不 bù no, not; un-; negative prefix
立 lì stand; let stand; establish, set