litmus
English Thesaurus
1. 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 (noun.substance)
| hypernym | : | acid-base indicator, |
| definition | : | an indicator that changes color on going from acidic to basic solutions (noun.substance) |
| substance meronym | : | litmus paper, |
| definition | : | unsized paper treated with litmus for use as an acid-base indicator (noun.substance) |
Visual ArtiKata
Explore litmus in ArtiKata.com >