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单词 ephemeral
释义 ephem·er·al
I. \ə̇ˈfem(ə)rəl, ēˈf-, (ˈ)e|f-, chiefly Brit -fēm-\ adjective
Etymology: Greek ephēmeros, literally, lasting a day, daily (from epi- + hēmera day) + English -al — more at hemera
1.
 a. : lasting or existing briefly : temporary
  < ephemeral boundaries >
  < their floors and ceilings … thin and ephemeral in appearance as a card palace — Roderick Cameron >
  : fleeting
  < jazz is perishable, ephemeral, elusive — Whitney Balliett >
 specifically : lasting only one day
  < ephemeral fever >
  < ephemeral blossom >
 b. : of interest or value for only a short time : topical
  < were not local and ephemeral … but universal and timeless — J.P.Boyd >
 c. : existing in an immaterial form
  < ephemeral data, the businessman's unrecorded wealth of experiential knowledge of the behavior of consumers >
  : intangible
2. : devoted to what is of temporary interest
 < a medium so ephemeral as radio >
 < prose drama is the most ephemeral of the arts … practically all plays find their resting places on the library shelves after their brief day or few decades in the theater — R.A.Cordell >
Synonyms: see transient
II. noun
(-s)
: something ephemeral; specifically : a plant that grows, flowers, and dies in a few days (as many desert and arctic annuals)
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更新时间:2025/3/10 9:43:50