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chiral

American  
[kahy-ruhl] / ˈkaɪ rəl /

adjective

Chemistry.
  1. (of a molecule) not superimposable on its mirror image.


Other Word Forms

Etymology

Origin of chiral

1894; chir- < Greek cheír hand + -al 1; coined by Lord Kelvin

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:

For the first time, they successfully separated the chiral forms of both pristane and phytane, despite the molecules being extremely unreactive.

From Science Daily Jul. 9, 2026

The author also discusses molecular cooperation and co-evolution during the earliest stages of life's emergence, as well as additional physical perspectives on the OoL, including ideas related to the chiral origin of biomolecules.

From Science Daily Jun. 10, 2026

Under normal conditions, chiral phonons exist in a mix of left- and right-handed states with varying energy levels.

From Science Daily Apr. 19, 2026

The key lies in an emerging area of physics centered on chiral phonons.

From Science Daily Apr. 19, 2026

It can also be applied to other chiral materials such as tellurium, selenium, and hybrid organic/inorganic perovskites.

From Science Daily Apr. 19, 2026

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