Synonyms of the word

thermonuclear

• adj. Of, or relating to the fusion of atomic nuclei at high temperatures.
• adj. Of, or relating to the use of atomic weapons based on such fusion, especially as distinguished from those…

atomic

• adj. (physics, chemistry) Of or relating to atoms.
• adj. Of or employing nuclear energy or processes.
• adj. Infinitesimally small.
• adj. Unable to be split or made any smaller.
• adj. (computing) Of an operation: guaranteed to complete either fully or not at all while waiting in a pause,…
• n. (computing) An atomic operation.

nuclear

• adj. (biology) Pertaining to the nucleus of a cell.
• adj. Pertaining to a centre around which something is developed or organised; central, pivotal.
• adj. Pertaining to the atomic nucleus.
• adj. Involving energy released by nuclear reactions (fission, fusion, radioactive decay).
• adj. Of a weapon: deriving its force from rapid release of energy through nuclear reactions.
• adj. (by extension, metaphoric, of a solution or response) Involving the destruction of something.
• n. nuclear power.