quinazoline [kwi-naz-uh-leen, -lin] ExamplesWord Origin noun Chemistry.
- a colorless, crystalline, heterocyclic compound, C8H6N2.
- any derivative of this compound.
Origin of quinazoline First recorded in 1885–90;+ + Examples from the Web for quinazoline Historical Examples of quinazoline
The quinazoline crystallized out gradually on cooling was filtered out and recrystallized from dilute alcohol.
After five hours, the tube was taken out and the quinazoline crystallized out on cooling.