compression vs telescoping

compression

noun
  • The process by which data is compressed. 

  • The cycle of an internal combustion engine during which the fuel and air mixture is compressed. 

  • An increase in density; the act of compressing, or the state of being compressed; compaction. 

  • The electronic process by which any sound's gain is automatically controlled. 

  • The deviation of a heavenly body from a spherical form. 

telescoping

noun
  • Extending limited data to make up for gaps 

  • The act of extending or contracting in the manner of a telescope. 

  • A telescopic action. 

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