Critical point
Definition from zikkir, the free dictionary
Contents 
English
Noun
critical point (plural Critical points) (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.
 (mathematics) A maximum, minimum or point of inflection on a curve; a point at which the derivative of a function is zero or undefined.
 A juncture at which time a critical decision must be made.
Thesaurus
bench mark, cardinal point, chief thing, climacteric, climax, clutch, convergence of events, core, cornerstone, crisis, critical juncture, crossroads, crucial period, crunch, crux, emergency, essence, essential, essential matter, exigency, extremity, fundamental, gist, gravamen, great point, heart, high point, hinge, important thing, issue, kernel, keystone, landmark, main point, main thing, material point, meat, milestone, nub, pass, pinch, pith, pivot, push, real issue, rub, salient point, sine qua non, strait, substance, substantive point, the bottom line, the point, turn, turning point
Translations
in thermodynamics

in mathematics
