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

1895–1900; hetero- + atom

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To heteroatom
Explore Dictionary.com
Previous Definition: heteroaromatic
Next Definition: heteroauxin
Words Near: heteroatom
More from Thesaurus.com
Synonyms and Antonyms for heteroatom
More from Reference.com
Search for articles containing heteroatom
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Example sentences
Technology is needed to process heavy crudes in order to reduce viscosity and heteroatom content under mild conditions.
Related Words
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature