sea·shell 
(sēshĕl′)
(sēshĕl′)n.
The shell of a marine mollusk or of another marine organism, such as a brachiopod.
- PR
- pr.
- practicability
- practicable
- practicably
- practical
- practicality
- practical joke
- practical joker
- practically
- practicalness
- practical nurse
- practice
- practiced
- practicer
- practice-teach
- practice teacher
- practice teaching
- practicing
- practicum
- practise
- practitioner
- Prader-Willi syndrome
- praedial
- praemorse