The most common and most likely answer to this crossword clue is the 10 letter word REFRACTORY
I've seen this crossword clue in The Guardian
R
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More clues leading to the result REFRACTORY
- Judge member of cast going through lines uncooperative
- Obstinate about works involving queen
- Stubborn resistance seen in workplace on the outskirts of Rochdale
- Fine artist occupying minister’s house being obstinate
- Hesitation about Stephen? Performer held to be stroppy
- Difficult for umpire to keep player in line
- Obstinate official gets player in line
Buddy explains!
The straight part
We know that "Obstinate" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case obstinate = refractory.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 REFRACTORY mean?
REFRACTORY noun- A material or piece of material, such as a brick, that has a very high melting point.
- Obstinate and unruly; strongly opposed to something.
- Not affected by great heat.
- Difficult to treat.
- Incapable of registering a reaction or stimulus.