podcast vs program

podcast

noun
  • An individual episode of such a programme. 

  • A programme, especially an audio programme, produced on a regular basis, delivered over the Internet in a compressed digital format and designed for playback on computers or portable devices such as mobile phones. 

verb
  • To deliver a programme, especially an audio programme, over the Internet on a regular basis for playback on computers or portable devices such as mobile phones. 

  • To deliver (information) in the form of a programme, especially an audio programme, over the Internet on a regular basis for playback on computers or portable devices such as mobile phones. 

program

noun
  • A performance of a show or other broadcast on radio or television. 

  • A particular mindset or method of doing things. 

  • A set of principle goals which are supported by a political party or individual candidate 

  • A set of structured activities. 

  • A leaflet listing information about a play, game or other activity. 

  • A software application, or a collection of software applications, designed to perform a specific task. 

verb
  • To enter a program or other instructions into (a computer or other electronic device) to instruct it to do a particular task. 

  • To develop (software) by writing program code. 

  • To schedule the programming; to determine what will be broadcast. 

  • To put together the schedule of an event. 

  • To cause to automatically behave in a particular way. 

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