The thought processes involved in solving a problem(noun)
The area of cognitive psychology that studies the processes involved in solving problems(noun)
WordNet. Princeton University. 2010.
Use "problem solving" in a sentence
"Self-actualization was the uppermost point, the nothing-else-to-need-now need, and it included things like morality and problem solving and helping others."
"Futures use what are known as backtracking algorithms and future checking, subprocedures in problem solving that attempt to foresee and evaluate alternate strategies for attaining goals."
"As Engel, Blackwell, and Miniard explain, problem solving refers to thoughtful, reasoned action undertaken to bring about need satisfaction.18 Customer decision-making processes typically are assumed to involve several steps."