breakpoint vs watchpoint

breakpoint

noun
  • A point in a program at which operation may be interrupted during debugging so that the state of the program at that point can be investigated. 

  • A particular size at which a web page is designed to switch to a different layout. 

  • A location referred to when issuing watches, warnings, or advisories for specific areas. 

  • The point where surface water waves are breaking in, e.g., oceans or lakes. 

verb
  • To flag with a breakpoint. 

watchpoint

noun
  • A debugging mechanism whereby execution is suspended every time a specified memory location is modified; or, any of various similar such mechanisms. 

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