What does the cryptic crossword clue "Perhaps Parisian dives in sea, swimming with mittens (10)" mean?

The wordplay uses an anagram. anagram of SEA (synonym="SEA") + MITTENS (synonym="MITTENS") = ESTAMINETS The answer is ESTAMINETS.

Perhaps Parisian dives in sea, swimming with mittens (10)

Times Cryptic #29002 | 14 Across | 2024-08-22 flower