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Noun: brainstorming  'breyn,stor-ming
  1. A group problem-solving technique in which members spontaneously share ideas and solutions
    "we had an intense brainstorming session today"
Verb: brainstorm  'breyn,storm
  1. Try to solve a problem by thinking intensely about it

Derived forms: brainstormings

Type of: cerebrate, cogitate, group action, think

Encyclopedia: Brainstorming