ephemeron

• Nom désignant quelque chose d'éphémère ou de transitoire, par exemple un insecte qui ne vit qu'un jour sous sa forme ailée.

A noun referring to anything that is short-lived or transitory, such as an insect that lives only for a day in its winged form.

pluriel irrégulier

1. Short-lived organismC2formal

   A living being, especially an insect, that has a very brief lifespan, often only a day in its adult form.

   Éphémère (organisme)

   • The mayfly is a classic example of an ephemeron.
   • Ephemerons live for such a short time that they often don't need to eat.
   • Scientists study ephemerons to understand rapid life cycles.

   Synonymesdayflyephemeridmayfly

   Antonymesperennial

2. Transient thingC2formal

   Anything that is fleeting or lasts for a very short period.

   Chose éphémère

   • Fame can be an ephemeron, here today and gone tomorrow.
   • The beauty of a cherry blossom is an ephemeron.
   • He collected ephemerons like old tickets and notes.

   Synonymesephemeratransient

   Antonymesconstancydurabilityenduranceeternitypermanenceperpetuitystability