chemical fingerprint: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “chemical fingerprint” mean?
A unique pattern or profile of chemical components that identifies a specific substance, material, or sample.
Audio
Pronunciation
Definition
Meaning and Definition
A unique pattern or profile of chemical components that identifies a specific substance, material, or sample.
A distinctive pattern of data (such as from spectroscopy, chromatography, or mass spectrometry) used to characterize and identify an unknown compound or mixture. It can also be used metaphorically for any unique identifying pattern in non-chemical contexts.
Dialectal Variation
British vs American Usage
Differences
No significant differences in usage. Spelling and terminology are identical across scientific registers.
Connotations
No connotative differences. Carries the same technical authority in both dialects.
Frequency
Equally common in technical and scientific publications in both regions.
Grammar
How to Use “chemical fingerprint” in a Sentence
Scientists used chromatography to obtain a chemical fingerprint of the compound.The chemical fingerprint identified the source of the contamination.Vocabulary
Collocations
Examples
Examples of “chemical fingerprint” in a Sentence
verb
British English
- The sample was chemical-fingerprinted using the new mass spectrometer.
American English
- They chemical-fingerprinted the oil spill to determine its origin.
adjective
British English
- The chemical-fingerprint analysis provided conclusive evidence.
American English
- They ran a chemical-fingerprint comparison on the two compounds.
Usage
Meaning in Context
Business
Used in quality control (QC) to verify the authenticity of raw materials or finished products, e.g., in pharmaceuticals or food manufacturing.
Academic
Central term in analytical chemistry, forensic science, environmental science, and materials science research papers.
Everyday
Rarely used. May appear in popular science articles about forensics or food fraud.
Technical
Precise term for the output of analytical instruments (GC-MS, HPLC, NMR) used for definitive identification of substances.
Vocabulary
Synonyms of “chemical fingerprint”
Strong
Neutral
Weak
Vocabulary
Antonyms of “chemical fingerprint”
Watch out
Common Mistakes When Using “chemical fingerprint”
- Using 'chemical fingerprint' to mean a simple chemical test rather than a complex identifying pattern.
- Incorrect pluralization: 'chemical fingerprints' is correct for multiple distinct patterns.
FAQ
Frequently Asked Questions
No. It is a metaphor. It refers to a unique pattern of data representing the chemical composition of a substance, not a physical mark.
Yes, in technical jargon. For example, 'to chemical-fingerprint a sample' means to analyze it to obtain its unique identifying chemical profile.
They are near synonyms, but 'fingerprint' often implies a higher degree of uniqueness used for definitive identification, while 'signature' can sometimes indicate a broader characteristic pattern.
No. It is often used for complex mixtures like oils, foods, or environmental samples, where the pattern of many components together creates the unique 'fingerprint'.
A unique pattern or profile of chemical components that identifies a specific substance, material, or sample.
Chemical fingerprint is usually technical/scientific in register.
Chemical fingerprint: in British English it is pronounced /ˈkɛmɪkəl ˈfɪŋɡəprɪnt/, and in American English it is pronounced /ˈkɛmɪkəl ˈfɪŋɡərprɪnt/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “This whisky carries the chemical fingerprint of the peat from its region.”
Learning
Memory Aids
Mnemonic
Just as a human fingerprint uniquely identifies a person, a CHEMICAL FINGERPRINT uniquely identifies a substance.
Conceptual Metaphor
IDENTIFICATION IS A FINGERPRINT; A SUBSTANCE IS A PERSON (with a unique identity).
Practice
Quiz
In which field is the term 'chemical fingerprint' LEAST likely to be used?