1. strict adherence to established customs, rules, or traditional ways of doing things
Usage: often used critically to suggest excessive conformity
2. the philosophical view that certain concepts, standards, or truths are based on convention or agreement rather than on objective reality or nature
Usage: philosophy, logic

Examples

• The artist rejected conventionalism and developed a bold, experimental style.
• Her refusal to follow conventionalism in dress and behavior made her stand out in the conservative community.
• Some philosophers argue that morality is a matter of conventionalism rather than universal truth.
• The architect's design challenged the conventionalism of modern office buildings.
• He criticized the conventionalism of the institution for stifling creative thinking.
• Conventionalism in language suggests that word meanings are established by social agreement.
• The film broke free from conventionalism by telling the story in reverse order.