nuclear physicist
noun
- a person who specializes in nuclear physics
Wiktionary
noun
Etymology: From nuclear physics + -ist.
- a scientist of nuclear physics.
“Certainly it would be better if he were a nuclear physicist. On the other hand, I believe that a team of that sort would give stronger support to industrial work than a team of four nuclear engineers.”
“Explaining the history is a nuclear physicist who is also an accomplished writer.”