ostracod | sense examples, Usage and Definition from wordnet dictionary online

Noun ostracod has 1 sense

seed shrimp, mussel shrimp, ostracod - tiny marine and freshwater crustaceans with a shrimp-like body enclosed in a bivalve shell
--₁ is a kind of crustacean
--₁ is a member of Ostracoda, subclass Ostracoda