— thermally , adv.
/therr"meuhl/ , adj.
1. Also, thermic . of, pertaining to, or caused by heat or temperature: thermal capacity.
2. of, pertaining to, or of the nature of thermae: thermal waters.
3. designed to aid in or promote the retention of body heat: a thermal blanket.
n.
4. Meteorol. a rising air current caused by heating from the underlying surface, esp. such a current when not producing a cloud.
5. thermals . See thermal underwear .
[ 1750-60; THERM- + -AL 1 ]