quinol /kwinˈol/

A reducing agent and photographic developer, C₆H₄(OH)₂, obtained by reduction of quinone (also called hydroquinone and 1,4-dihydroxybenˈzene)

quinoid /kwinˈoid/ noun

A quinonoid substance

quinoidˈal adjective

quinˈoline /-ə-lēn/ noun

A pungent, colourless, oily liquid (C₉H₇N), extracted from coal tar

quinˈolone noun

Any of a group of antibiotics esp effective against infections of the urinary and respiratory tracts resistant to conventional antibiotics

quinone /kwinˈōn or kwin-ōnˈ/, also kinone /kēˈnōn/ noun

1. A golden-yellow crystalline compound (C₆H₄O₂) usu prepared by oxidizing aniline
2. A reddish or colourless isomer of this
3. A general name for a benzene derivative in which two oxygen atoms replace two hydrogen

quinonoid /kwi-nōˈnoid or kwinˈən-oid/ adjective

Like a quinone

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