Thermonuclear-reaction
noun, Chemistry, Physics.
1.
a nuclear-fusion reaction that takes place between the nuclei of a gas, especially hydrogen, heated to a temperature of several million degrees.
thermonuclear reaction
noun
1.
a nuclear fusion reaction occurring at a very high temperature: responsible for the energy produced in the sun, nuclear weapons, and fusion reactors See nuclear fusion, hydrogen bomb
thermonuclear reaction definition
A reaction between nuclei, usually fusion, which releases very large amounts of energy.
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