noun
fingerprinting
Formal term for the act of taking fingerprints, often used in legal, immigration, or police contexts.
入国時に指紋押捺が義務付けられている。
Fingerprinting is required upon entry into the country.
指紋 means 'fingerprint' itself, while 指紋押捺 refers specifically to the act of taking or recording fingerprints.
Compound of 指紋 (fingerprint) and 押捺 (stamping, pressing). The exact historical derivation is uncertain, but the word is a straightforward combination of its parts.