Thermal
adjective
1.
Also, thermic. of, relating to, or caused by heat or temperature:
thermal capacity.
2.
of, relating to, or of the nature of thermae:
thermal waters.
3.
designed to aid in or promote the retention of body heat:
a thermal blanket.
noun
4.
Meteorology. a rising air current caused by heating from the underlying surface, especially such a current when not producing a cloud.
5.
thermals, thermal underwear.
adjective
1.
Also thermic (ˈθɜːmɪk). of, relating to, caused by, or generating heat or increased temperature
2.
hot or warm: thermal baths, thermal spring
3.
(of garments or fabrics) specially designed so as to have exceptional heat-retaining properties
noun
4.
(meteorol) a column of rising air caused by local unequal heating of the land surface, and used by gliders and birds to gain height
5.
(pl) thermal garments, esp underclothes
thermal ther·mal (thûr’məl)
adj.
Of, relating to, using, producing, or caused by heat.
Intended or designed in such a way as to help retain body heat.
thermal
(thûr’məl)
Adjective Relating to heat.
Noun A usually columnar mass of warm air that rises in the lower atmosphere because it is less dense than the air around it. Thermals form because the ground surface is heated unevenly by the Sun. The air usually rises until it is in equilibrium with the air surrounding it.
Read Also:
- Thermal-analysis
noun, Chemistry. 1. any analysis of materials in which properties relating to heat, such as freezing and boiling temperatures, the heat of fusion, the heat of vaporization, etc., are measured.
- Thermal anesthesia
thermal anesthesia or ther·mic anesthesia (thûr’mĭk) n. Loss of the ability to sense temperature.
- Thermal-barrier
noun, Aeronautics, Rocketry. 1. the high temperatures produced by the friction between a supersonic object and the earth’s atmosphere that limit the speed of an airplane or rocket. thermal barrier noun 1. an obstacle to flight at very high speeds as a result of the heating effect of air friction Also called heat barrier
- Thermal capacity
thermal capacity n. See heat capacity. thermal capacity See heat capacity.
- Thermal conductance
thermal conductance A measure of the ability of a material to transfer heat per unit time, given one unit area of the material and a temperature gradient through the thickness of the material. It is measured in watts per meter per degree Kelvin.