[ verb ] change from a liquid to a solid when cold
"Water freezes at 32 degrees Fahrenheit"
Used in print(Francis J. Johnston and John E. Willard, "The...)
Purified inactive chlorine was then added from one of the tubes described above and the mixture frozen_out and sealed_off in a flask equipped with a break_seal .
The reactants for the gas phase experiments were first frozen_out in a side arm attached to the manifold and then allowed to distill slowly into the manifold of pre-cooled reaction cells before sealing_off .