ephemeroptera
/ɪˌfɛməˈrɒptərə/
noun
- An order of insects that includes mayflies, characterized by a very short adult lifespan.
- The stream was full of Ephemeroptera nymphs, indicating clean water.
- Ephemeroptera are known for their brief adult lives, often lasting only a day.
- Entomologists study Ephemeroptera to understand aquatic ecosystems.