radiation vs streak

radiation

noun
  • The shooting forth of anything from a point or surface, like diverging rays of light. 

  • The transfer of energy via radiation. 

  • The process of radiating waves or particles. 

  • A rapid diversification of an ancestral species into many new forms. 

  • Radioactive energy. 

streak

noun
  • An irregular line left from smearing or motion. 

  • The color of the powder of a mineral. So called, because a simple field test for a mineral is to streak it against unglazed white porcelain. 

  • The act of streaking, or running naked through a public area. 

  • A strake. 

  • A continuous series of like events. 

  • A moth of the family Geometridae, Chesias legatella. 

  • A tendency or characteristic, but not a dominant or pervasive one. 

  • A rung or round of a ladder. 

verb
  • To have or obtain streaks. 

  • To create streaks. 

  • To run naked in public. (Contrast flash) 

  • To move very swiftly. 

  • To run quickly. 

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