The Open Dictionary

fulcrum

noun

UK/ˈfʊl.krəm/
US/ˈfʊl.krəm/

Definitions of fulcrum noun

  1. Countablephysicsspecialized

    The point on which a lever pivots or is supported.

    • The seesaw is balanced on its central fulcrum.

    • The fulcrum of this lever needs reinforcement.

    • The engineer calculated the bridge's fulcrum with precision.

  2. Singularformal

    The central or essential element that supports or enables something to function or succeed.

    • Teamwork is the fulcrum of this project's success.

    • Her speech had a powerful argument as its fulcrum.

    • Gaining community support is the fulcrum of this plan.