1. The approach to language that emphasizes adherence to established rules of grammar, usage, and style, often viewing certain forms as correct and others as incorrect.
Usage: Linguistics; often contrasted with descriptivism; Common in education and formal writing contexts
2. A philosophical or ethical position that holds that certain actions, values, or principles are objectively right or wrong and should be followed.
Usage: Philosophy; broader application beyond language

Examples

• Her English teacher's prescriptivism meant that split infinitives were always marked wrong, regardless of context.
• Prescriptivism in grammar instruction can sometimes conflict with how language is actually used by native speakers.
• The debate between prescriptivism and descriptivism has shaped modern linguistics for decades.
• Some argue that prescriptivism helps maintain clear communication standards in formal writing.
• Linguists today tend to favor descriptivism over strict prescriptivism when analyzing language change.
• His prescriptivism about moral behavior left little room for individual interpretation or cultural differences.