carboline
Definitions
Any of four isomeric tricyclic heterocycles, derivatives of which often have biological action, consisting of a pyridine ring fused with the five-membered ring of an indole.
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.
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