Etymograph

English

hydroxyquinoline

From hydroxy + quinoline.

A compound of hydroxy + quinoline

English quinine ‘Cinchona bark’

English quinoline

Today it means

noun Any of several isomeric phenols derived from quinoline, but especially quinolin-8-ol which is used as a chelating agent

Language periods are conventional ranges, not dates for this word.

Etymograph / hydroxyquinoline