atomic bomb vs explosive

atomic bomb

noun
  • The possession of one or more atomic bombs; the ability to launch a nuclear attack. 

  • A nuclear weapon that obtains its destructive energy from nuclear fission. 

explosive

noun
  • Any explosive substance. 

adj
  • Easily driven to anger, usually with reference to a person. 

  • Shocking; startling. 

  • With the capability to, or likely to, explode. 

  • Having the character of an explosion. 

How often have the words atomic bomb and explosive occurred in a corpus of books? (source: Google Ngram Viewer )