noun, plural e·phem·er·al·i·ties for 2. the quality or condition of being ephemeral. something transitory.

What ephemerality means?

Ephemerality (from the Greek word εφήμερος, IPA: [/eˈfi. me. ros/], meaning 'lasting only one day') is the concept of things being transitory, existing only briefly. ... Because different people may value the passage of time differently, "the concept of ephemerality is a relative one".

What is a word for not lasting?

synonyms: fugacious, passing, short-lived, transient, transitory impermanent, temporary. not permanent; not lasting.