acceptor vs acquirer

acceptor

noun
  • One who accepts. 

  • One who accepts a draft or a bill of exchange; a drawee after he has accepted. 

  • A kind of finite-state machine whose binary output indicates whether or not a received input was accepted. 

  • An atom or molecule which can accept an electron to form a chemical bond. 

  • A transfer RNA molecule that can accept a specific amino acid 

  • A cluster of skin cells that respond to pain 

  • A chemical acceptor atom forming a positive hole in a semiconductor 

acquirer

noun
  • One who acquires. 

  • A bank or financial institution that processes credit card or debit card payments on behalf of a merchant. 

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