thermal
/ˈθɝməl/
noun
- 1
A column of rising air in the lower atmosphere created by uneven heating of Earth's surface.
Synonyms
verb
- 1
(stone) To create a rough finish on stone by treating it with a high-temperature blow-torch.
- 2
(gliding, often in the present participle) To fly an unpowered aircraft in a (thermal) column of rising air.
adjective
- 1
Pertaining to heat or temperature.
- 2
(fabric) Providing efficient insulation so as to keep the body warm.
- 3
Caused or brought about by heat.
- 4
(stone) Having a rough finish by treatment with a blow-torch.
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