(chemistry) any heterocyclic compound formally derived from an arene by replacement of one or more methine and/or vinylene groups by trivalent or divalent heteroatoms respectively in such a way as to retain its aromaticity

(chemistry) Any analogue of an alkene in which a doubly bonded carbon atom is replaced by a heteroatom.

plural of heteroalkene

plural of heteroarene

plural of heteroallene

(organic chemistry) Both heterocyclic and aromatic; heteroaromatic

Of or pertaining to heteroalleles

(genetics) Any of several alternative forms of a gene that differ at different mutation sites.

(organic chemistry) Any reaction in which a heteroaryl group is introduced to a molecule

plural of heteroaromatic