Cryptic crossword clue
Lacking iodine, outer skin’s damaged as result of overexposure 9

The most common and most likely answer to this crossword clue is the 9 letter word SUNSTROKE

I've seen this crossword clue in Financial Times
S
U
N
S
T
R
O
K
E


Buddy explains!

The straight part
We know that "result of overexposure" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case result of overexposure = sunstroke.
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 SUNSTROKE mean?

SUNSTROKE noun
  1. Heat stroke caused by an excessive exposure to the sun's rays.

Latest crossword clues with full explanations