The most common and most likely answer to this crossword clue is the 12 letter word REPRODUCTION
I've seen this crossword clue in The Guardian
R
E
P
R
O
D
U
C
T
I
O
N
More clues leading to the result REPRODUCTION
- Drop round professional copy
- Not an original way of multiplying
- Expert in scaling down copy
- Discount’s included for having children
- Vital process cut, expert gathered
- Breeding expert in decline
- Facsimile I put on record mistakenly
- Professional comes in to introduce new generation
- Not an original way to increase the population
Buddy explains!
The straight part
We know that "Breeding" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case breeding = reproduction.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 REPRODUCTION mean?
REPRODUCTION noun- The act of reproducing new individuals biologically.
- The act of making copies.
- A copy of something, as in a piece of art; a duplicate.