1. in a way that lasts or endures for a very long time
Usage: formal

Examples

• The ancient monument has perdurably withstood centuries of weathering.
• Their friendship was perdurably strong despite the distance between them.
• The artist’s work perdurably influenced generations of painters.
• The constitution was designed to perdurably protect citizens’ rights.
• These values have perdurably shaped our society’s foundation.
• The mountain range has perdurably dominated the landscape for millions of years.