Associations to the word «Heterocyclic»

Wiktionary

HETEROCYCLIC, adjective. (organic chemistry) (of a cyclic compound) Having one or more atoms other than carbon in at least one of its rings.
HETEROCYCLIC, noun. (organic chemistry) A heterocycle

Dictionary definition

HETEROCYCLIC, noun. A compound containing a heterocyclic ring.
HETEROCYCLIC, adjective. Containing a closed ring of atoms of which at least one is not a carbon atom.

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats