The most common and most likely answer to this crossword clue is the 8 letter word MAJOLICA
M
A
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C
A
More clues leading to the result MAJOLICA
- Officer, almost 51, about to provide pottery
- Pottery, a jar cut in isinglass
- A head of Joyce, eighth element in false claim for
- Spread about bowls in clay, evenly firing to produce earthenware
- Decorative ware from major look back by Institute of Contemporary Arts
- After 2, sweetheart meets Insurer, with bit of ancient earthenware
- Army officer, nearly old, gets one account up for ornamental pottery
Buddy explains!

The straight part
We know that "ornamental pottery" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case ornamental pottery = majolica.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 MAJOLICA mean?
MAJOLICA noun- Earthenware decorated with coloured lead glazes applied directly to an unglazed body.
- Earthenware coated with opaque white tin glaze ornamented with metal oxide colour(s).