pescatarian

 
Pronunciation: /ˌpɛskəˈtɛːrɪən/
(also pescetarian)

noun

  • a person who does not eat meat but does eat fish: no red meat, my family are pescatarians [as modifier]: he adheres to a mostly pescatarian diet

Origin:

1990s: from Italian pesce 'fish', on the pattern of vegetarian