fissile

• Se dit d'un matériau, notamment d'un noyau atomique, capable de subir la fission nucléaire ; en géologie, qualifie des roches qui peuvent être fendues ou clivées.

Describes a material, especially a nucleus, that is capable of undergoing nuclear fission; also used in geology for rocks that can be split.

1. Nuclear FissileC1formalscientific

   Capable of undergoing nuclear fission, particularly in a self-sustaining chain reaction that can be used for energy or weapons.

   Fissile (nucléaire)

   • Uranium-235 is a common fissile isotope used in nuclear reactors.
   • Plutonium-239 is also considered a fissile material.
   • Engineers must carefully handle fissile substances to prevent accidents.

   Synonymesfissionable

2. Cleavable or SplittableB2formalscientific

   Tending to split or separate along natural planes, especially in reference to minerals or rocks.

   Clivable ou fissile (minéralogie)

   • The fissile shale broke into thin, flat pieces.
   • Geologists describe certain rocks as fissile because they split easily.
   • The mineral sample was fissile along its crystalline structure.

   Synonymescleavablepartibleseparable