Definition of "acceptor"

One who accepts.  examples

(law, commerce) One who accepts a draft or a bill of exchange; a drawee after he has accepted.  examples

(chemistry) An atom or molecule which can accept an electron to form a chemical bond.  examples

(biochemistry) A transfer RNA molecule that can accept a specific amino acid  examples

(physics) A chemical acceptor atom forming a positive hole in a semiconductor  examples

(physiology) A cluster of skin cells that respond to pain

(computing theory) A kind of finite-state machine whose binary output indicates whether or not a received input was accepted.  examples