1. acting or done with excessive haste or without careful consideration
Usage: formal

1. a substance that causes precipitation in a chemical reaction
Usage: chemistry

Examples

• The CEO’s precipitant decision to fire half the staff caused chaos in the company.
• Her precipitant departure from the meeting left everyone confused.
• The precipitant action taken by the government led to widespread protests.
• Silver nitrate acts as a precipitant when added to the chloride solution.
• The chemist carefully measured the precipitant before adding it to the mixture.
• His precipitant behavior often got him into trouble with his supervisors.