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

In the End, we will remember not the words of our enemies, but the silence of our friends.
Martin Luther King, Jr.