Main entry: precipitant
Definition: an agent that causes a precipitate to form
Main entry: hasty, overhasty, precipitant, precipitate, precipitous
Definition: done with very great haste and without due deliberation
Usage: hasty marriage seldom proveth well- Shakespeare; hasty makeshifts take the place of planning- Arthur Geddes; rejected what was regarded as an overhasty plan for reconversion; wondered whether they had been rather precipitate in deposing the king