sub-zero

It used to be all about finishes and brand names—Sub-Zero refrigerators, Viking ranges, three-car garages, an indoor pool.

We have since found that it can and does heat the entire house even at sub-zero temperatures.

During the day the heat would boil eggs, and at night the sub-zero cold cracked great scales off the granite boulders.

They were all bundled in heavy garments, for the temperature of Callisto, never high, frequently drops to sub-zero readings.

The Wing Commander stiffened and snorted like a Merlin backfiring on a sub-zero morning.

The sub-zero temperature of Meta's voice left no doubt as to what she wanted to do with her.