radar vs rocket

radar

verb
  • To scan with radar, or as if with radar. 

noun
  • A method of detecting distant objects and determining their position, velocity, or other characteristics by analysis of sent radio waves (usually microwaves) reflected from their surfaces 

  • A type of system using such a method, differentiated by platform, configuration, frequency, power, and other technical attributes. 

  • An installation of such a system or of the transmitting and receiving apparatus. 

  • A superior ability to detect something. 

rocket

verb
  • To attack something with rockets. 

  • To carry something in a rocket. 

  • To accelerate swiftly and powerfully. 

  • To rise or soar rapidly. 

  • To fly vertically. 

noun
  • A rocket engine. 

  • A non-guided missile propelled by a rocket engine. 

  • A vehicle propelled by a rocket engine. 

  • An ace (the playing card). 

  • A stupid or crazy person. 

  • Something that shoots high in the air. 

  • A very physically attractive woman. 

  • An angry communication (such as a letter or telegram) to a subordinate. 

  • A blunt lance head used in jousting. 

  • A rocket propelled firework; a skyrocket. 

  • Rocket larkspur (Consolida regalis). 

  • The leaf vegetable Eruca sativa or Eruca vesicaria. 

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