Noun
The word is derived from ephemeron
A fever of one day's continuance only.
A genus of insects including the day flies, or ephemeral flies. See Ephemeral fly, under Ephemeral.
of Ephemeron
Source: Webster's dictionaryEvents are the ephemera of history; they pass across its stage like fireflies, hardly glimpsed before they settle back into darkness and as often as not into oblivion. Every event, however brief, has to be sure a contribution to make, lights up some dark corner or even some wide vista of history. Fernand Braudel
So best of luck to the Sea Shadow and its disguise-me ship, which I have to say are the most adorable multimillion dollar bits of scrap heap-bound Cold War ephemera that we have seen in a long time. Rachel Maddow
Men and parties, sects and schools are but the mere ephemera of the world's day. Helena Petrovna Blavatsky
I have a file of letters and bits of ephemera from friends who have died. I have had lots of friends who died of AIDS. Rachel Maddow
Since 1970, I've been using text and ephemera as well as photographs in order to tell stories of one kind or another. There's a thread that runs through all the work that is to do with bearing witness. The photographs are about asking questions, though, not answering them. Jim Goldberg
An outline of these later games can be conjectured, using written histories, contemporary accounts, statuary, ephemera, memorabilia and stylised pictographic evidence. Source: Internet