or U 235
- the radioactive uranium isotope having a mass number of 235, comprising 0.715 percent of natural uranium. When bombarded with neutrons it undergoes fission with the release of energy.
Origin of uranium 235
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for u-235
I could use it for separating U-235 from U-238 just as easily.
It was filled with neat rows of U-235 pellets, hardly an inch in diameter.
With a grim exultation pounding in his temples, Ward hurled a pellet of U-235 directly into their midst.
If you can use your demons to separate U-235 from U-238, you can use them for separating gold from sea water.