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supercritical

Syllabification: su·per·crit·i·cal
Pronunciation: /ˌso͞opərˈkritikəl
 
/

Definition of supercritical in English:

adjective

Physics
1Above a critical threshold, in particular.
1.1(In nuclear physics) containing or involving more than the critical mass.
Example sentences
  • After this supercritical mass is obtained, a self-sustained chain reaction takes place and causes the atomic explosion.
  • The simplest atomic bomb works when two pieces of supercritical Uranium - 235 are brought together at speed.
1.2(Of a flow of fluid) faster than the speed at which waves travel in the fluid.
1.3Denoting an airfoil or aircraft wing designed to tolerate shock-wave formation at transonic speeds.
1.4Of, relating to, or denoting a fluid at a temperature and pressure greater than its critical temperature and pressure.
Example sentences
  • Chemists are attempting to address this problem by finding alternative solvents, such as water and supercritical CO2, and by <w ctag='JJ'>biphasic system that allows catalyst recycling.
  • The availability of experimental data for this reaction using cutinase in acetonitrile and supercritical CO2 has prompted this choice.
  • But there's plenty of ammonia out there, too, along with methane, sulfuric acid, and other potential solvents like the supercritical dihydrogen found in the lower layers of gas giant planets.

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