ephemeral

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Related to Ephemeral stream: Ephemeral creek, Ephemeral river

ephemeral

(ĭ-fĕm′ər-əl)
adj.
1. Lasting for a markedly brief time: "There remain some truths too ephemeral to be captured in the cold pages of a court transcript" (Irving R. Kaufman).
2. Having a short lifespan or a short annual period of aboveground growth. Used especially of plants.
n.
Something, especially a plant, that is ephemeral.

e·phem′er·al′i·ty, e·phem′er·al·ness n.
e·phem′er·al·ly adv.

ephemeral

[ifem′ərəl]
Etymology: Gk, epi, above, hemera, day
pertaining to a short-lived condition, such as a fever.

ephemeral

(ĕ-fĕm′ĕr-ăl) [Gr. epi, on, + hemera, day]
Of brief duration.

ephemeral

(of organisms such as many desert plants) having a very short life cycle. The term is used specifically to describe those plants that have more than one generation a year, as opposed to ANNUAL, BIENNIAL, PERENNIAL.
References in periodicals archive ?
The tree branches and their shadows are often enough to hide wet soil, ditches, and ephemeral streams," Lang says.
Future studies should focus on identifying and collecting invertebrates from unique habitats, especially the numerous wetland-like habitats that occur across the Grand Staircase--Escalante National Monument, such as hanging gardens and alcove pools, as well as ephemeral streams.
This is a place where the Murray River drops its guard, where floodwaters spilling from the river's unusually low, narrow banks have etched a spidery web of creeks and ephemeral streams.
The fossils of several pakicetid whales range from wolf-size to as big as a bear, and they are found in the remains of small, ephemeral streams only about 1 meter deep.