考证

Traditional form:

考證

Pinyin (reading):

kǎozhèng

Definitions:

• to do textual research
• to make textual criticism
• to verify by means of research (esp. historical details)
• to take an exam to get a certificate (abbr. for 考取證件／考取证件 (kǎoqǔzhèngjiàn))

Characters:

• 考 - to test, to investigate, to examine
• 证 - to prove, to verify; certificate, proof

Traditional characters:

• 考 - to test, to investigate, to examine
• 證 - to prove, to verify; certificate, proof