adj

thermonuclear

thur-moh-NYOOK-lee-uh

Thermonuclear (adj) means relating to nuclear reactions, especially fusion, that occur at extremely high temperatures. Example: “A thermonuclear bomb is far more powerful than an atomic bomb.”

adj

Relating to nuclear reactions, especially fusion, that occur at extremely high temperatures.

"A thermonuclear bomb is far more powerful than an atomic bomb."

How to use thermonuclear

Learner’s notes

In plain EnglishDescribes powerful nuclear reactions or weapons based on fusion, driven by intense heat.

Common pairings

thermonuclear weapon thermonuclear war

Word forms

thermonuclears plural

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Fill the gap

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A _____ bomb is far more powerful than an atomic bomb.

Etymology

From thermo- ("heat") plus nuclear.

Rhymes for thermonuclear

ear year dear hear tear bear wear near fear pear gear rear

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Frequently asked questions

What does “thermonuclear” mean?

The word “thermonuclear” means relating to nuclear reactions, especially fusion, that occur at extremely high temperatures. In plain terms, describes powerful nuclear reactions or weapons based on fusion, driven by intense heat.

How do you pronounce “thermonuclear”?

“Thermonuclear” is pronounced thur-moh-NYOOK-lee-uh (/ˌθɜɹ.moʊˈn(j)uk.li.əɹ/ in IPA).

How do you use “thermonuclear” in a sentence?

Here is “thermonuclear” used in a sentence: “A thermonuclear bomb is far more powerful than an atomic bomb.”

What part of speech is “thermonuclear”?

“Thermonuclear” is an adjective.