The most common and most likely answer to this crossword clue is the 8 letter word EPHEMERA
I've seen this crossword clue in The Times
E
P
H
E
M
E
R
A
More clues leading to the result EPHEMERA
- They won't last long: record time on edge
- They rapidly pass border in record time
- Transitory things in the sound of FM age?
- Eastern hamper curiously containing English objects of no lasting value
- FM broadcast time – it’ll be short-lived
- They yield short-term interest, showing edge in record time
- Border secured in record time – it won’t last
- Sis neglected to re-emphasise arrangement of a transient nature
- He married in record time –these things never last!
- Flipping hard exercises: Nutmeg’s in time and they don’t last long
Buddy explains!
The straight part
We know that "They rapidly pass" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case they rapidly pass = ephemera.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does EPHEMERA mean?
EPHEMERA noun- Objects that are designed to be short-lived.
- (library science) Published single-sheet or single page documents which are meant to be thrown away after one use.
- (by extension) Transitory audiovisual matter not intended to be retained or preserved.
- Something short-lived or transitory.
- A type of weak reference in a garbage collected programming language that does not permit an object to be kept alive by its finalizer.