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.
Contagious
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Something which spreads from one person or group to another with comparative ease.
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An indication of time.
Contagious meaning & definition 1 of Contagious.
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Infectious, like laughter.
Contagious meaning & definition 2 of Contagious.
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Very Cool; Very Catchy; Quite Acceptable
Contagious meaning & definition 3 of Contagious.
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(of disease) capable of being transmitted by infection
Contagious meaning & definition 4 of Contagious.
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