Thermal

/ˈθɜːrməl/

Meaning & Definition

adjective

Relating to heat.

The thermal properties of the material make it ideal for insulation.

Produced by or related to the effect of heat.

The thermal energy generated by the reactor was carefully measured.

Used to refer to a device or material designed to retain or manage heat.

She wore a thermal jacket to keep warm during the winter hike.

Involving or related to the physical effects or laws of heat.

The scientist conducted a thermal analysis to study the heat response of the chemical.

From Greek thermikos, from thermē ‘heat’.

thermal blanket

A blanket designed to retain heat.

thermal expansion

The increase in volume of materials when heated.

thermal conductivity

A measure of how well a material conducts heat.

thermodynamics

The branch of physics concerned with heat and temperature.

temperature

The degree or intensity of heat present in a substance.

insulation

Material used to prevent heat loss or gain.

Thermal layer

He put on his thermal layer before going outside in the snow.

Thermally charged

I was thermally charged after that sauna session.