Metol

[ mee-tawl, -tol ]

Chemistry, Trademark.

1. a brand name for a colorless, water-soluble salt, C 1 4 H 2 0 N 2 O 6 S, used chiefly as a photographic developer.

metol

/ ˈmiːtɒl /

noun

1. a colourless soluble organic substance used, in the form of its sulphate, as a photographic developer; p- methylaminophenol See also aminophenol

Word History and Origins

Origin of Metol¹

C20: from German, an arbitrary coinage

Example Sentences

Probably the best of all is "pyro," but the fact that it stains the fingers is a serious objection to it for amateur use, and almost any other developer, such as metol, eikonogen or hydroquinon will be better.

From Project Gutenberg

We needed not only the essential bulk chemicals, such as amidol, metol, para-amidophenol, and glycine, but also certain rarer substances, such as the photographic sensitisers, which were so essential for the Air Force.

From Project Gutenberg