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.
Pratique
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Primarily, liberty of converse; intercourse; hence, acertificate, given after compliance with quarantine regulations,permitting a ship to land passengers and crew; -- a term usedparticularly in the south of Europe.
Pratique meaning & definition 1 of Pratique.
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Pratique is the license given to a ship to enter a port, that indicates to local authorities that it is free from contagious disease. The clearance granted is commonly referred to as free pratique. A ship can signal a request for pratique by flying a solid yellow square-shaped flag. This yellow flag is the Q flag in the set of international maritime signal flags.
Pratique meaning & definition 2 of Pratique.
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