Acceptor may refer to:Acceptor (accounting), the addressee of a bill of exchange In the Indian Contract Act of 1872, the acceptor is the person to whom a proposal is made, and who has communicated his or her acceptance of the said proposal Electron acceptor, in chemistry an atom or compound to which electrons are donated during the formation of a coordinate covalent bond Acceptor (semiconductors) Acceptor, in sequential logic a type of finite-state machine Medieval English term for a hawk, from the Latin accipiter meaning any of several species of hawks, probably from acu-peter, "swift-flying"