As nouns the difference between seafood and pescetarianism
is that seafood is fish, shellfish, seaweed, and other edible aquatic life while pescetarianism is pescetarianism is a dietary choice in which a person, known as a pescetarian, eats any combination of vegetables, fruit, nuts, beans and fish or seafood, but will not eat mammals or birds. Some animal products like eggs and dairy may or may not be part of a pescetarian diet plan.
seafood
English
Noun
(en-noun)
(uncountable, countable) Fish, shellfish, seaweed, and other edible aquatic life.
Hyponyms
* (edible aquatic life) fish, shellfish, molluscs, crustaceans, seaweed, algae, sea mammals
pescetarianism
English
Noun
(-)
Pescetarianism is a dietary choice in which a person, known as a pescetarian, eats any combination of vegetables, fruit, nuts, beans and fish or seafood, but will not eat mammals or birds. Some animal products like eggs and dairy may or may not be part of a pescetarian diet plan.