I have not surrendered hope that Iran's nuclear program can be crippled by means short of war.
Key cabinet ministers and the heads of the army, navy, and air force are members of the nuclear authority.
We are fast approaching a world in which either everyone has nuclear weapons, or no one does.
Russia also has a law forbidding the construction of nuclear reactors in seismically active zones—unlike Japan.
Yes, he writes, a nuclear bomb will again be detonated in an act of war.
Nevertheless, a nuclear reactor is well beyond such experiences.
Two ships met head on; at such velocities it was like a nuclear blast.
A nuclear attack against the United States would take a high toll of lives.
I walked through the park, and back to the nuclear propulsion center.
In a nuclear explosion this all occurs in a millionth of a second with billions of atoms being split.
1846, "of or like the nucleus of a cell," from nucleus + -ar, probably by influence of French nucléaire. Use in atomic physics is from 1914; of weapons, from 1945. Hence nuclear physics (1933), nuclear energy (1941), nuclear war (1954). Nuclear winter coined by Richard Turco, but first attested in article by Carl Sagan in "Parade" magazine, Oct. 30, 1983. General sense of "central" is from 1912. Nuclear family, originally a sociologists' term, is first attested 1949 in "Social Structure," by American anthropologist G.P. Murdock (1897-1985). Alternative adjective nucleal is recorded from 1840.
nuclear nu·cle·ar (nōō'klē-ər, nyōō'-)
Of or forming a nucleus.
Of or relating to atomic nuclei.