✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

ultrahot

adjective

ul·​tra·​hot ˌəl-trə-ˈhät How to pronounce ultrahot (audio)
Synonyms of ultrahotnext
: extremely or extraordinarily hot: such as
a
: having a very high temperature
ultrahot gases
The … growing season was ultrahot, which gave the area an extra push in ripening.James Suckling
b
: very spicy
… you can get mild, medium, hot, or (by special request) ultrahot, sandwiches …Jane Stern and Michael Stern
c
: very popular : in extremely high demand
ultrahot Black Friday deals
d
: very sexually attractive
… an ultrahot, deep, sensitive, billionaire surfer boyfriend …Marion Winik

Examples of ultrahot in a Sentence

ultrahot by any standard, a bolt of lightning can attain a temperature of 50,000 degrees Fahrenheit

Word History

First Known Use

1851, in the meaning defined above

Time Traveler
The first known use of ultrahot was in 1851

Browse Nearby Words

Cite this Entry

“Ultrahot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultrahot. Accessed 5 Dec. 2025.

Last Updated: - Definition revised
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!