ephemeral

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Related to Ephemeral lake: Ephemeral river

ephemeral

Biology
1. a short-lived organism, such as the mayfly
2. a plant that completes its life cycle in less than one year, usually less than six months

ephemeral

Temporary. Fleeting. Transitory. See ephemeral message app.
References in periodicals archive ?
Typically, the basins are internally drained, resulting in the formation of saline ephemeral lakes known as playas.
Molnia says clients studying the glacier and pilots flying over it this year have noted large numbers of ephemeral lakes on the surface of the ice, suggesting that the drainage system through the glacier has become plugged.