Illustration of fingerprint
- 1 arch
- 2 loop
- 3 whorl
- 4 composite
fingerprint
noun
fin·ger·print
ˈfiŋ-gər-ˌprint
1
: the impression of a fingertip on any surface
also
: an ink impression of the lines upon the fingertip taken for the purpose of identification
2
: something that identifies: such as
a
: a trait, trace, or characteristic revealing origin or responsibility
b
: analytical evidence (such as a spectrogram) that characterizes an object or substance
especially
: the chromatogram or electrophoretogram obtained by cleaving a protein by enzymatic action and subjecting the resulting collection of peptides to two-dimensional chromatography or electrophoresis
c
: the base-pair pattern in an individual's DNA obtained by DNA fingerprinting
fingerprint
transitive verb
Cite this Entry
“Fingerprint.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fingerprint. Accessed 4 Sep. 2026.
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