adjective
- capable of undergoing nuclear fission, especially when bombarded with neutrons
Usage: physics; nuclear science
Examples
- Uranium-235 is a fissionable isotope used in nuclear reactors.
- The scientists studied various fissionable materials for the research project.
- Not all uranium isotopes are fissionable under normal conditions.
- Plutonium-239 is another important fissionable element.
- The reactor requires a certain amount of fissionable fuel to operate.
- Fissionable materials must be handled with extreme care and security.