The most common and most likely answer to this crossword clue is the 7 letter word CERAMIC
I've seen this crossword clue in The Guardian
C
E
R
A
M
I
C
More clues leading to the result CERAMIC
- Military leader straddling horse, recalled in pottery?
- Saucer: am I china? Partly made of clay {7)
- Into loveless jive/salsa dancing, am I potty?
- Cup perhaps parted from saucer amicably
- Care deployed by host holding single plate?
- Energy lost in production of ice cream material
- Friend in Roman Catholic church first to get hard material
- Before one caught European breaking mug made of pottery
- China, where there’s many a crime organisation
- Material found in Paleozoic era microfilmed
Buddy explains!

The straight part
We know that "Cup perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cup perhaps = ceramic.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 CERAMIC mean?
CERAMIC noun- A hard, brittle, inorganic, nonmetallic material, usually made from a materal, such as clay, then firing it at a high tempature.
- An object made of this material
- Made of material produced by the high-temperature firing of inorganic, nonmetallic rocks and minerals.