HyperDic: litmus

English > 1 sense of the word litmus:
NOUNsubstancelitmus, litmus testa coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions
litmus > pronunciation
Soundslih'tmahs
Rhymesabacus ... zealous: 1164 rhymes with ahs...
English > litmus: 1 sense > noun 1, substance
MeaningA coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicator.
Synonymlitmus test
Broaderacid-base indicatorAn indicator that changes color on going from acidic to basic solutions
Substance oflitmus paperunsized paper treated with litmus for use as an acid-base indicator
Spanishtornasol

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