hinge moment

hinge moment

[′hinjd ¦mō·mənt]
(aerospace engineering)
The tendency of an aerodynamic force to produce motion about the hinge line of a control surface.
References in periodicals archive ?
We have the privilege of being present at a hinge moment in history to wrestle with the future of our networks and their effect on our commerce and our culture.
Lipstadt has done a great service by untethering the trial from Arendt's polarizing presence, recovering the event as a gripping legal drama, as well as a hinge moment in Israel's history and in the world's delayed awakening to the magnitude of the Holocaust.
Since the hinge moment of the Christian story is the resurrection of one particular body, it's odd that some of us are willing to believe in his and not in ours.
It should come as no surprise to insurers that handling a claim is one of those hinge moments that can turn customers into staunch promoters or detractors.