Nuclear Fusion

noun a type of nuclear weapon that uses nuclear fusion to release a huge amount of energy

• The hydrogen bomb is a thermonuclear weapon that uses fusion reactions to produce a powerful explosion.
• Did you know that the hydrogen bomb is even more powerful than the atomic bomb?
• They say the hydrogen bomb is like the big daddy of all bombs.
• Her anger was like a hydrogen bomb, ready to explode at any moment.

noun a radioactive isotope of hydrogen with two neutrons and one proton in its nucleus

• Tritium is a radioactive isotope of hydrogen with a nucleus containing two neutrons and one proton.
• Scientists use tritium in various research experiments to study nuclear reactions.
• I heard tritium is used in glow-in-the-dark keychains.
• The tritium of innovation is what drives progress in technology.