Heteroatom definition

hĕtə-rō-ătəm
An atom other than carbon or hydrogen in the structure of an organic compound, especially in a heterocyclic compound.
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(chemistry) Any atom in a heterocyclic ring (other structure normally built of carbon atoms) that is not a carbon atom.
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Other Word Forms

Noun

Singular:
heteroatom
Plural:
heteroatoms

Origin of heteroatom

  • From hetero- +"Ž atom.

    From Wiktionary