Meaning of the word thermal in English

What does thermal mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

thermal

US /ˈθɝː.məl/
UK /ˈθɜː.məl/
"thermal" picture

Adjective

1.

relating to heat

Example:
The house has excellent thermal insulation.
We need to consider the thermal expansion of the materials.
2.

designed to retain heat

Example:
She wore thermal underwear to stay warm in the cold weather.
The hikers packed thermal blankets for their trip.

Noun

an ascending current of warm air, used by gliders and birds to gain height

Example:
The glider caught a strong thermal and soared upwards.
Birds often circle in thermals to conserve energy.