1. a person or organization that accepts something, especially a bill of exchange or promissory note
Usage: finance; legal
2. a substance that receives electrons from another substance in a chemical reaction
Usage: chemistry
3. an impurity added to a semiconductor that creates electron holes
Usage: electronics; physics

Examples

• The bank served as the acceptor of the international bill of exchange.
• In the transaction, the acceptor agreed to pay the specified amount on the due date.
• Oxygen acts as an electron acceptor in cellular respiration.
• The chemist identified which molecule would serve as the acceptor in the reaction.
• Boron is commonly used as an acceptor impurity in silicon semiconductors.
• The acceptor atoms create positive charge carriers in the semiconductor material.