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.
Cleanup
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A supposed feature of Urban Dictionary that should let long-time [editor]s remove stupid [vanity] defs from the DB. However, it quietly stopped working months ago.
Cleanup meaning & definition 1 of Cleanup.
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An act of cleaning a place.
Cleanup meaning & definition 2 of Cleanup.
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the act or process of removing a dirty or dangerous substance, esp. when it has been left in the environment as a result of an accident:
Cleanup meaning & definition 3 of Cleanup.
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