hinge on
Rest entirely on
To hinge on something is to depend entirely on it, as a door depends on its hinges: The whole plan hinges on whether we get funding.
The outcome swings one way or another based on a single crucial factor.
Also appears as hinge upon.
- dependRequire for support
- relyTrust for support
- turn onCause to operate
- hang onWait or persist
- rest onBe supported by beneath
predicated · determine · contingent · crux · key factor · pivot · tipping point · linchpin · based on · build upon · fulcrum · conditional · dictate · govern · ride · precarious · lean on · threshold