(nuclear physics) Any nuclear reaction, especially a nuclear fission, initiated by absorption of high-energy electromagnetic radiation such as a gamma ray.
pigeonheartedness
pseudoanthropological
pseudoanthropology
pseudoparthenogenesis
stenographed
stenographed
verb
simple past tense and past participle of stenograph
stepgrandmother
stepgrandmother
noun
The mother of one's stepmother or stepfather.
The stepmother of one's father or mother and the wife of one's grandfather, usually a woman that one's grandfather marries after the divorce of one's grandparents or the death of one's grandmother.
superdreadnought
superdreadnought
noun
A battleship of a class more powerful than the earlier dreadnoughts.
