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aryl

American  
[ar-il] / ˈær ɪl /

adjective

Chemistry.
  1. containing an aryl group.


aryl British  
/ ˈærɪl /

noun

  1. (modifier) chem of, consisting of, or containing an aromatic group

    aryl group or radical

  2. an organometallic compound in which a metal atom is bound to an aryl group

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of aryl

First recorded in 1905–10; ar(omatic) + -yl

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:

Although alkyl ketones are far more common, they are also naturally harder to reduce than their aryl counterparts.

From Science Daily Nov. 26, 2025

These radicals are highly useful intermediates in natural product synthesis and pharmaceutical research, but most available techniques are designed for aryl ketones rather than simpler alkyl ketones.

From Science Daily Nov. 26, 2025

Nonetheless, a well-known example of aromatic CH–π interactions in small-molecule catalysis is the rationalization of the origin of enantioselectivity in the Noyori-type asymmetric transfer hydrogenation of aryl ketones38, 39.

From Nature Mar. 28, 2017

The presence of the latter interaction was hypothesized on the basis of the observation that reaction enantioselectivity generally correlated with the size of extended π systems of the catalyst aryl substituent.

From Nature Mar. 28, 2017

Just as an example, though, thanks to people investigating disrupted reproduction in birds about 35 years ago, everyone now knows about that mystery of mysteries, the aryl hydrocarbon receptor.

From Scientific American Jul. 11, 2011

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