Term: uranium 238: the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: boomerang: a curved piece of wood; when properly thrown will return to thrower
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: hot cereal: a cereal that is served hot
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: pannier: either of a pair of bags or boxes hung over the rear wheel of a vehicle (as a bicycle)
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: freight: the charge for transporting something by common carrier
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: giver: someone who devotes himself completely
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: african hemp: large shrub of South Africa having many conspicuously hairy branches with large hairy leaves and clusters of conspicuous white flowers
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: bouncer: a person whose duty is to throw troublemakers out of a bar or public meeting
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: vaquero: local names for a cowboy (`vaquero' is used especially in southwestern and central Texas and `buckaroo' is used especially in California)
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: genus gesneria: large genus of tropical American herbs having showy tubular flowers
Broader: uranium: a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons | Unrelated: miles per hour: the ratio of the distance traveled (in miles) to the time spent traveling (in hours)