(nuclear physics) Any nuclear reaction, especially a nuclear fission, initiated by absorption of high-energy electromagnetic radiation such as a gamma ray.
straightforwardness
straightforwardness
noun
The state or quality of being straightforward.
trigonododecahedron
uncomprehendingness
uncomprehendingness
noun
The quality of being uncomprehending.
undistinguishedness
undistinguishedness
noun
Quality of being undistinguished; lack of distinction.