0 a place where a road or path becomes narrow, or a place where there is often a lot of traffic, causing the traffic to slow down or stop: --
Unfortunately the maps we have to deal with have pinch points.
These pinch points imply the existence of an absolute instability.
The length of tube (measured from initial pinch point near the inlet to the final release point near the outlet) does not affect the flow rate.
If there is enough friction where the rope is pinched between the barrel and the ramp, the pinch point becomes the attachment point.
In geometry, a pinch point or cuspidal point is a type of singular point on an algebraic surface.
The station itself however remained a two-track pinch point.
We are not necessarily against the school run but it has proved time and again to be a pinch point for congestion, not least in many suburban areas.
Housing is a particularly acute pinch point.
