1.
[syn: juncture, critical point, crossroads]
The Collaborative International Dictionary of English v.0.48:
critical point \crit"ic*al point\ (Physics),
That combination of volume and pressure, at the critical
temperature of the substance, at which the liquid and gaseous
phases of a given quantity of a substance have identical
values for their densities and other properties.
[PJC]
WordNet (r) 3.0 (2006):
critical point
n 1: a crisis situation or point in time when a critical
decision must be made; "at that juncture he had no idea
what to do"; "he must be made to realize that the company
stands at a critical point" [syn: juncture, critical
point, crossroads]