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heteroatom

[ het-uh-roh-at-uh m ]

/ ˌhɛt ə roʊˈæt əm /

noun Chemistry.

an atom other than carbon in the ring structure of a heterocyclic compound.

Words nearby heteroatom

hetero-, heteroagglutinin, heteroantibody, heteroantiserum, heteroaromatic, heteroatom, heteroauxin, heteroblastic, heterocarpy, heterocellular, heterocercal

Origin of heteroatom

First recorded in 1895–1900; hetero- + atom

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

The
2019 WORD
OF THE YEAR is...