Sanakirja.org

Määritelmät

Substantiivi

1. A mayfly (genus Ephemera).
2. Manmade objects that are short-lived (under usual conditions), usually because their design intent is to be inexpensively made and thus affordably bought, a goal that often is an engineering trade-off versus durability.
3. Especially, such ephemera that are collectibles, such as (originally) cheap publications (e.g., pamphlets, brochures), single-use packaging from packaged goods, and giveaway or throwaway trinkets.
4. (library science) Published single-sheet or single-page documents which are meant to be thrown away after one use.
5. (by extension) Transitory audiovisual matter not intended to be retained or preserved.