Crossword clue: a drum made of thin copper in the form of a hemispherical kettle, with parchment stretched over the mouth of it.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension o