AskDefine | Define litmus

Dictionary Definition

litmus n : a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicator [syn: litmus test]

User Contributed Dictionary



  1. A dyestuff extracted from certain lichens.


Extensive Definition

Litmus or litmus test may refer to:
litmus in Bulgarian: Лакмус
litmus in German: Lackmustest
litmus in Korean: 리트머스
litmus in Dutch: Lakmoes
litmus in Polish: Lakmus
litmus in Slovenian: Lakmusov papir
litmus in Swedish: Lackmuspapper
litmus in Chinese: 石蕊试纸
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