BRAINSTORMING is validvalid

the act of brainstorming [n BRAINSTORMINGS] / BRAINSTORM, to try to solve a problem through spontaneous discussion [v]

178,182 of 196,601 in NWL2023·also valid in CSW24

the practice of thrashing out a problem, developing a strategy, etc. by intensive group discussion in which ideas are put forward in an extempore fashion [n -S]