干证 Traditional form: 干證 Pinyin (reading): gānzhèng Definitions: witness (in a law suit) Characters: 干 - arid, dry; to oppose; to offend; to invade 证 - to prove, to verify; certificate, proof Traditional characters: 干 - arid, dry; to oppose; to offend; to invade 證 - to prove, to verify; certificate, proof