Definition that contains proponent
- skinner United States psychologist and a leading proponent of behaviorism (1904-1990)
- johns United States artist and proponent of pop art (born in 1930)
- friedman United States economist noted as a proponent of monetarism and for his opposition to government intervention in the economy (born in 1912)
- partisan a fervent and even militant proponent of something
- zealot a fervent and even militant proponent of something
- robeson United States bass singer and an outspoken critic of racism and proponent of socialism (1898-1976)
- paul bustill robeson United States bass singer and an outspoken critic of racism and proponent of socialism (1898-1976)
- high priest a preeminent authority or major proponent of a movement or doctrine
- paul robeson United States bass singer and an outspoken critic of racism and proponent of socialism (1898-1976)
- b. f. skinner United States psychologist and a leading proponent of behaviorism (1904-1990)