Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
litmus paper | Yes | No | No | No |
litmus test | Yes | No | No | No |
litmus paper (noun) | litmus test (noun) |
---|---|
unsized paper treated with litmus for use as an acid-base indicator | a test that relies on a single indicator |
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 |