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chemical fingerprint

American  

noun

  1. a distinctive characteristic or pattern indicating the presence of a certain molecule, used to identify a chemical.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The researchers' study of the zircon showed that, in several ways, its chemical fingerprint matches those of some of the oldest rocks on the planet found in West Greenland's North Atlantic Craton.

From Science Daily ● Mar. 21, 2024

That leaves room for scientific debate about whether a residue is the chemical fingerprint of a particular plant.

From Washington Post ● Feb. 1, 2023

Each way has its own chemical fingerprint, formed by trace contaminants and radioactive versions of elements.

From Scientific American ● Sep. 5, 2022

It is an airborne infrared spectrometer that measures wavelengths in light to detect and quantify the unique chemical fingerprint of methane in the atmosphere.

From Seattle Times ● Jul. 27, 2022

This radiation contains the glass's chemical fingerprint - from which the researchers were able to work out its age.

From BBC ● Jul. 26, 2021

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