isatin noun.
['ʌɪsǝtɪn] M19.[from Latin isatis woad from Greek: see -IN1.]Chemistry. A reddish-orange crystalline heterocyclic compound, C
8H
5NO
2, related to indole and indigo.
■ isato'genic adjective:
■ isatogenic acid, an unstable crystalline acid, C
8H
4NO
2COOH, related to isatin L19. [TahlilGaran] English Dictionary ▲