cryostat

from WordNet (r) 3.0 (2006)
cryostat
    n 1: a thermostat that operates at very low temperatures
from The Collaborative International Dictionary of English v.0.48
cryostat \cry"o*stat\ n.
   a thermostat that operates at very low temperatures.
   [WordNet 1.5]
antiflux / dictionary / cryostat
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