ephemeral

/əˈfem.ər.əl/ English
adjective Most Common
1. Lasting for a very short time; transitory.
The ephemeral beauty of the cherry blossoms reminds us to cherish every moment.
2. (Of an insect) living for only a short time.
The ephemeral phase of the mayfly lasts only a few hours.
3. Relating to a plant or plant part that appears and dies back within a few weeks.
Synonyms
fleeting transient momentary brief short-lived passing evanescent fugacious temporary
noun Botany
1. An ephemeral plant or insect.
Origin
Early 17th century: from Greek ephēmeros 'lasting only a day', from epi- 'upon' + hēmera 'day'.

Related Words

Ephemera Ephemeron Mayfly Anadromous