camcorder vs tape recorder

camcorder

noun
  • A camera recorder: a portable electronic device for recording images and audio on to a storage device, hence functioning as a camera and a recorder in a single unit. 

verb
  • To record using a camcorder. 

tape recorder

noun
  • An electromechanical device use to record and play back sound, etc. 

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