1. a distinctive practice, system, or philosophy, typically a political ideology or an artistic movement
2. a state or condition
Usage: often used in compound words
3. a basis for prejudice or discrimination
Usage: often used in compound words like racism or sexism

Examples

• Capitalism and socialism are competing economic isms.
• The art teacher discussed various isms like impressionism and cubism.
• She was tired of all the political isms dividing the country.
• Racism is a harmful ism that affects many communities.
• The philosophy course covered different isms throughout history.
• Critics dismissed his ideas as just another trendy ism.
• Feminism is an ism focused on gender equality.