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.
Indubitable
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Not dubitable or doubtful; too evident to admit of doubt;unquestionable; evident; apparently certain; as, an indubitableconclusion.-- n.
Indubitable meaning & definition 1 of Indubitable.
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Unquestionable, no need to qustion.
Indubitable meaning & definition 2 of Indubitable.
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that cannot be doubted:
Indubitable meaning & definition 3 of Indubitable.
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Impossible to doubt; unquestionable.
Indubitable meaning & definition 4 of Indubitable.
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