Cryptic crossword clue
Span a superior crossing 10

The most common and most likely answer to this crossword clue is the 10 letter word OVERBRIDGE

I've seen this crossword clue in The Daily Telegraph
O
V
E
R
B
R
I
D
G
E

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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 OVERBRIDGE mean?

OVERBRIDGE noun
  1. A bridge that allows traffic to pass over a road, river, railway etc.
OVERBRIDGE verb
  1. To form a bridge over; to overarch.

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