Adjective thermal has 3 senses
  1. thermal, thermic, caloric - relating to or associated with heat; "thermal movements of molecules"; "thermal capacity"; "thermic energy"; "the caloric effect of sunlight"
    Antonym: nonthermal
  2. thermal - of or relating to hot a hot spring; "thermal water"
  3. thermal - caused by or designed to retain heat; "a thermal burn"; "thermal underwear"
    Antonym:
    cold (indirect, via hot)
,Noun thermal has 1 sense
  1. thermal - rising current of warm air
    --1 is a kind of
    wind, air current, current of air
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