What is the meaning of precipitating?

verb

• Bring about abruptly.
  • usage: "The crisis precipitated by Russia's revolution"
  • synonyms: precipitate
• Separate as a fine suspension of solid particles.
  • synonyms: precipitate
• Fall from clouds.
  • usage: "rain, snow and sleet were falling"; "Vesuvius precipitated its fiery, destructive rage on Herculaneum"
  • synonyms: precipitate, come down, fall
• Fall vertically, sharply, or headlong.
  • usage: "Our economy precipitated into complete ruin"
  • synonyms: precipitate
• Hurl or throw violently.
  • usage: "The bridge broke and precipitated the train into the river below"
  • synonyms: precipitate

adjective

• Bringing on suddenly or abruptly.
  • usage: "the completion of the railroad was the precipitating cause in the extinction of waterborne commerce"