\Re*frig"er*a*to*ry\ (-?*t?*r?), a. [L.
refrigeratorius.]
Mitigating heat; cooling.

\Re*frig"er*a*to*ry\, n.; pl. {-ries} (-fr?z).
[CF. F. r['e]frig['e]ratoire.]
That which refrigerates or cools. Specifically:
(a) In distillation, a vessel filled with cold water,
    surrounding the worm, the vapor in which is thereby
    condensed.
(b) The chamber, or tank, in which ice is formed, in an ice
    machine.