1. the use of banned performance-enhancing drugs by athletes
Usage: sports
2. the process of adding impurities to pure semiconductors to alter their electrical properties
Usage: electronics; technical

Examples

• The cyclist was banned for doping violations.
• Doping scandals have damaged the reputation of professional sports.
• The athlete tested positive for doping after the competition.
• Anti-doping agencies work to keep sports fair and clean.
• Silicon doping is essential in manufacturing computer chips.
• The semiconductor’s conductivity increased after doping with phosphorus.