The most common and most likely answer to this crossword clue is the 7 letter word EMINENT
I've seen this crossword clue in The Times
E
M
I
N
E
N
T
More clues leading to the result EMINENT
- Distinguished English conservation group protectingunderground tunnel
- Renowned English medic primarily concerned with otolaryngology
- Outstanding hospital department with parts separated by tunnel
- Distinguished the last of the explosive books
- Famous item in entrants’ pockets
- Distinguished artist seen on Tate Modern visit at last
- Distinguished nurse features in English coin
- Distinguished English artist linked to Ernst, oddly
- A hole in ten, unusually high
- Famous European tunnel to the centre of Nantes
Buddy explains!

The straight part
We know that "Outstanding" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case outstanding = eminent.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 EMINENT mean?
EMINENT adjective- High, lofty.
- Noteworthy, remarkable, great.
- (of a person) distinguished, important, noteworthy.