thermal

[ thur-muh l ]

/ ˈθɜr məl /

SEE SYNONYMS FOR thermal ON THESAURUS.COM

adjective

Also thermic. of, relating to, or caused by heat or temperature: thermal capacity.

of, relating to, or of the nature of thermae: thermal waters.

designed to aid in or promote the retention of body heat: a thermal blanket.

noun

Meteorology. a rising air current caused by heating from the underlying surface, especially such a current when not producing a cloud.

thermals. thermal underwear.

Words nearby thermal

therm., therma, thermacogenesis, thermae, thermaesthesia, thermal, thermal analysis, thermal anesthesia, thermal barrier, thermal capacity, thermal conductance

Origin of thermal

First recorded in 1750–60; therm- + -al¹

OTHER WORDS FROM thermal

ther·mal·ly, adverbhy·per·ther·mal, adjectivehy·per·ther·mal·ly, adverbnon·ther·mal, adjective

non·ther·mal·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for thermal

Williams An Ohio- based corporation that works in the electrical and thermal insulation industry.
The 26 Next Hobby Lobbys|Abby Haglage|December 17, 2014|DAILY BEAST
Body parts, food, and appliances seen with a thermal imaging camera.
The Hot and Cold of Everyday Life (NSFW)|The Daily Beast Video|November 18, 2014|DAILY BEAST
Thermal maps of Earth reveal a lot about the past and present, including changing conditions under climate change.
The Best Map of Mars Yet|Matthew R. Francis|July 20, 2014|DAILY BEAST
That measure is known as thermal inertia, and it provides information far beyond what we can get from visible light alone.
The Best Map of Mars Yet|Matthew R. Francis|July 20, 2014|DAILY BEAST

Ohio-based corporation that works in the electrical and thermal insulation industry.
After Hobby Lobby, These 82 Corporations Could Drop Birth Control Coverage|Abby Haglage|June 30, 2014|DAILY BEAST
These divisions overlap each other; the thermal rays are in part visual, the visual rays in part chemical, and vice versa.
Fragments of science, V. 1-2|John Tyndall
Helium is contained almost universally in the gases which bubble up with the water of thermal springs.
Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2|Various
After dinner, I went for a stroll in the park of the thermal establishment.
The Works of Guy de Maupassant, Volume VIII.|Guy de Maupassant
Constant sickness, either arising from mucous inflammation or ulcer of the stomach, contra—indicate the use of the thermal water.
Buxton and its Medicinal Waters|Robert Ottiwell Gifford-Bennet
Onward through many parallels of latitude—through many degrees of the thermal line!
The Quadroon|Mayne Reid

British Dictionary definitions for thermal

thermal

/ (ˈθɜːməl) /

adjective

Also: thermic (ˈθɜːmɪk) of, relating to, caused by, or generating heat or increased temperature

hot or warmthermal baths; thermal spring

(of garments or fabrics) specially designed so as to have exceptional heat-retaining properties

noun

meteorol a column of rising air caused by local unequal heating of the land surface, and used by gliders and birds to gain height

(plural) thermal garments, esp underclothes

Derived forms of thermal

thermally, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for thermal

thermal

[ 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.

Scientific definitions for thermal

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.

thermal

adjective

noun

Words related to thermal

Words nearby thermal

Origin of thermal

OTHER WORDS FROM thermal

Example sentences from the Web for thermal

British Dictionary definitions for thermal

adjective

noun

Derived forms of thermal

Medical definitions for thermal

adj.

Scientific definitions for thermal

Adjective

Noun