1. the quality or state of being ephemeral; lasting for a very short time; transience.
Usage: formal; often used in philosophical, artistic, or scientific contexts

Examples

• The ephemerality of social media trends means that what is popular today may be forgotten tomorrow.
• Artists often explore the ephemerality of human existence through their work.
• The ephemerality of cherry blossoms makes them especially valued in Japanese culture.
• Climate scientists study the ephemerality of seasonal ice patterns.
• The ephemerality of youth reminds us to cherish each moment.
• In fashion, the ephemerality of trends keeps the industry constantly evolving.