Definition that contains argued
- ricardo English economist who argued that the laws of supply and demand should operate in a free market (1772-1823)
- sinclair United States writer whose novels argued for social reform (1878-1968)
- popper British philosopher (born in Austria) who argued that scientific theories can never be proved to be true, but are tested by attempts to falsify them (1902-1994)
- spengler German philosopher who argued that cultures grow and decay in cycles (1880-1936)
- malthus an English economist who argued that increases in population would outgrow increases in the means of subsistence (1766-1834)
- socinus Italian theologian who argued against Trinitarianism (1539-1604)
- hiawatha a Native American chieftain who argued for peace with the European settlers (16th century)
- proudhon French socialist who argued that property is theft (1809-1865)
- oswald spengler German philosopher who argued that cultures grow and decay in cycles (1880-1936)
- upton sinclair United States writer whose novels argued for social reform (1878-1968)