What does the cryptic crossword clue "Paciest bowling to become sterile (7)" mean?

The definition is "sterile". The wordplay uses an anagram. anagram of PACIEST = ASEPTIC; definition: "sterile" The answer is ASEPTIC.

Paciest bowling to become sterile (7)

Times Cryptic #28876 | 6 Down | 2024-03-28 flower