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Definition of Critical point
1. Noun. A crisis situation or point in time when a critical decision must be made. "He must be made to realize that the company stands at a critical point"
Definition of Critical point
1. Noun. (thermodynamics) The temperature and pressure at which the vapour density of the gas and liquid phases of a fluid are equal, at which point there is no difference between gas and liquid. ¹
2. Noun. (mathematics) A maximum, minimum or point of inflection on a curve; a point at which the derivative of a function is zero or undefined. ¹
3. Noun. A juncture at which time a critical decision must be made. ¹
¹ Source: wiktionary.com
Medical Definition of Critical point
1. A point at which two phases become identical; thus, at a given critical temperature and critical pressure, the liquid and gaseous state of a particular substance can no longer be differentiated. (05 Mar 2000)