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aromaticity

American

[ar-uh-muh-tis-i-tee, uh-roh-muh-] / ˌær ə məˈtɪs ɪ ti, əˌroʊ mə- /

noun

the quality or state of being aromatic.
Chemistry. the property of being or resembling any of the aromatic compounds.

aromaticity British

/ əˌrəʊməˈtɪsɪtɪ /

noun

the property of certain planar cyclic conjugated molecules, esp benzene, of behaving like unsaturated molecules and undergoing substitution reactions rather than addition as a result of delocalization of electrons in the ring
the quality or state of having an aroma

"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 aromaticity

aromatic + -ity

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.

Ankur, Bernd Morgenstern and David Scheschkewitz have synthesized a five atom silicon ring that displays the defining characteristics of aromaticity.

From Science Daily • Feb. 24, 2026

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023