# ephemeral

/ɪˈfɛmɝəɫ/ (US) · /ɪfˈɛməɹəl/ (UK)

Source: https://englishreference.com/word/ephemeral
Updated: 2026-08-27

## Senses

### 1. short-lived

adjective · CEFR C1 · Academic · Literary

lasting for a very short time.

For teachers: lasting for a very brief period; transient or fleeting in nature.

- The joy of the victory was ephemeral, as the team lost their next game just two days later.
- The artist sought to capture the ephemeral beauty of the morning mist before the rising sun burned it away entirely.

Teaching tip: This is a sophisticated word often used in essays or literature to describe feelings, fame, or natural beauty.

### 2. biological/geological cycle

adjective · CEFR C2 · Technical

living for only one day, or a stream that only has water after it rains.

For teachers: existing for a very brief duration, such as organisms with a one-day life cycle or watercourses that flow only after precipitation.

- After the heavy desert rain, ephemeral flowers suddenly covered the sand.
- The ecosystem relies on ephemeral streams that appear only during the monsoon season to provide vital hydration to local wildlife.

Usage: In biology, it specifically describes organisms like mayflies; in geology, it describes seasonal or rain-dependent water.

### 3. short-lived things

noun · CEFR C2 · Formal · Technical

things that are important or useful for only a short time, like old bus tickets or posters.

For teachers: items of transitory interest or use, typically printed materials like posters or tickets not intended to be kept.

- The museum has a collection of Victorian ephemeral, including old theater programs and advertisements.
- Historians often study ephemeral to understand the daily lives and social habits of people from previous centuries.

Usage: Often used as a collective noun in the context of collecting or historical archives.

Teaching tip: In this sense, it is often used by librarians or historians to talk about paper items that were meant to be thrown away.

## Examples

- The beauty of a rainbow is ephemeral, fading almost immediately.
- Social media trends are highly ephemeral, with users obsessing over a joke one week and completely forgetting it the next.
- The sculptor chose to work with ice rather than stone, embracing the ephemeral nature of a medium that would inevitably melt before the exhibition concluded.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.