Thermal definition

thûrməl
A rising current of warm air.
noun
11
2
Having to do with heat, hot springs, etc.
adjective
6
3
Intended or designed in such a way as to help retain body heat.

Thermal underwear.

adjective
5
2
Relating to heat.
adjective
3
0
Of, relating to, using, producing, or caused by heat.
adjective
5
3
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(fabric) Providing efficient insulation so as to keep the body warm.
adjective
2
0
Warm or hot.
adjective
2
1
The definition of thermal is something related to heat.

Long underwear is an example of something that would be described as thermal underwear.

adjective
1
0
(meteorology) A column of rising air in the lower atmosphere created by uneven heating of Earth's surface.
noun
1
0
Pertaining to heat or temperature.
adjective
0
0
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Relating to heat or temperatures.
suffix
0
0
Designating or of a loosely knitted material honeycombed with air spaces for insulation to help retain body heat.

Thermal underwear.

adjective
0
1
A rising column of warm air, caused by the uneven heating of the earth or sea by the sun.
noun
0
1
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.
noun
0
1

Other Word Forms

Noun

Singular:
thermal
Plural:
thermals

Origin of thermal

  • From French thermal, from New Latin *thermalis, from Ancient Greek θέρμη (thermÄ“, “heat").

    From Wiktionary

Thermal Sentence Examples

  • There are important mineral and thermal springs in various parts of the island.

  • We assume that each carbon atom and each hydrogen atom contributes equally to the thermal effect.

  • At the receiving station the differences in these systems depend chiefly upon variations in the actual form of the oscillation detector used, whether it be a loose contact or a thermal, electrolytic or magnetic detector.

  • It follows that the thermal effects stated above must be equal, i.e.

  • The thermal G G detectors are especially useful for the purpose of quantitative measurements, because they indicate the true effective or square root of mean square value of the current or train of oscillations passing through the hot wire.

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Words near thermal in the Dictionary