Meaning of pyrylium | Babel Free
Definitions
A six-member aromatic heterocyclic cation containing five carbon atoms and an oxygen atom that carries a positive charge; any derivative of this compound.
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.