megaton
noun
mega·ton
ˈme-gə-ˌtən 
: an explosive force equivalent to that of one million tons of TNT
Examples of megaton in a Sentence
an atomic explosion with a force of several megatons
Recent Examples on the Web
Hans Kristensen, director of the Nuclear Information Project at the Federation of American Scientists (FAS), told Newsweek that the DF-5C is possibly a replacement for the existing DF-5A, which also has a single multi-megaton warhead.
—
Brendan Cole, MSNBC Newsweek, 3 Sep. 2025
The explosion yielded an energy equivalent of 10 megatons of TNT, an amount roughly 1,000 times as large as that released by the Hiroshima bomb
The other states with nuclear weapons are Britain, China, France, India, Israel and Pakistan.
—Kurt Snibbe, Oc Register, 6 Aug. 2025
The largest nuclear weapon in the US arsenal has a yield of 1.2 megatons, 80 times greater than the Hiroshima bomb.
—Brad Lendon, CNN Money, 5 Aug. 2025
Plastic production is on course to triple by 2060, less than 10% of it is recycled, and around 8,000 megatons now pollute the planet, according to a review of recent studies published Sunday by The Lancet.
—Alexander Smith, NBC news, 4 Aug. 2025
See All Example Sentences for megaton
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Brendan Cole, MSNBC Newsweek, 3 Sep. 2025
The explosion yielded an energy equivalent of 10 megatons of TNT, an amount roughly 1,000 times as large as that released by the Hiroshima bomb
The other states with nuclear weapons are Britain, China, France, India, Israel and Pakistan.
—Kurt Snibbe, Oc Register, 6 Aug. 2025
The largest nuclear weapon in the US arsenal has a yield of 1.2 megatons, 80 times greater than the Hiroshima bomb.
—Brad Lendon, CNN Money, 5 Aug. 2025
Plastic production is on course to triple by 2060, less than 10% of it is recycled, and around 8,000 megatons now pollute the planet, according to a review of recent studies published Sunday by The Lancet.
—Alexander Smith, NBC news, 4 Aug. 2025
See All Example Sentences for megaton
Cite this Entry
“Megaton.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megaton. Accessed 17 Sep. 2025.
Copy CitationKids Definition
megaton
noun
mega·ton
ˈmeg-ə-ˌtən
: an explosive force equal to that of one million tons of TNT
Love words? Need even more definitions?
Merriam-Webster unabridged
Share