1. the act or process of making something widely known, understood, or liked by the general public
2. the adaptation of specialized or technical material into a form accessible to ordinary people

Examples

• The popularization of smartphones has changed how people communicate.
• Science fiction played a major role in the popularization of space exploration.
• The author's goal was the popularization of quantum physics for general readers.
• Social media has accelerated the popularization of new trends and ideas.
• The popularization of yoga in the West began in the mid-20th century.
• Television contributed to the popularization of professional sports.
• Her book achieved the popularization of environmental science among teenagers.