A really fast thesaurus... with lots of synonyms.

(n) :
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; a maximum, minimum or point of inflection on a curve; a point at which the derivative of a function is zero or undefined

(n) :
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; a maximum, minimum or point of inflection on a curve; a point at which the derivative of a function is zero or undefined