An acid-base indicator which is colorless in acid solution, but turns pink to red as the solution becomes alkaline. It is used medicinally as a cathartic.
Noncontagious
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Not contagious; not catching; not communicable by
contact.
Noncontagious meaning & definition 1 of Noncontagious.
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A non-contagious disease cannot pass from one person or animal to another:
Noncontagious meaning & definition 2 of Noncontagious.
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