jiàn​zhèng

appraisal

鉴证 (鑑證) jiàn​zhèng
appraisal verb
expert evaluation of the quality, authenticity, or value of an item
authentication verb
the process of verifying that a document, signature, or identity is genuine or official
forensic investigation verb
scientific examination and gathering of evidence for criminal or legal purposes

Frequency

Written text
1.00 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)