Which of these words means “the combined effort is greater than its parts?

Synergy in the context of project management refers to the interaction or cooperation of two or more organizations, substances, or other agents to produce a combined effect greater than the sum of their separate effects. This concept is often encapsulated in the phrase “the whole is greater than the sum of its parts.” In project management, synergy is crucial as it can lead to increased efficiency, innovation, and the successful achievement of project objectives through collaborative efforts.

References: The definition and application of synergy in project management can be found in various project management materials, including those provided by the Global Association for Quality Management (GAQM) and other project management educational resources12.