precipitate

verb tr.: 1. To make something, especially something undesirable, happen prematurely or suddenly. 2. To throw suddenly. 3. To cause (water vapor in the atmosphere) to condense and fall as rain, snow, hail, etc. 4. To cause a solid substance to be separated from a solution. verb intr.: 1. To separate from a solution as a solid. 2. To condense from water vapor in the atmosphere and fall as rain, snow, hail, etc. adjective: 1. Headlong; hasty; rash; abrupt. 2. Happening unexpectedly. noun: 1. A solid separated from a solution. 2. Moisture condensed as rain, snow, hail, etc.