ostracum

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English[edit]

Etymology[edit]

New Latin ostracum, from Ancient Greek ὄστρακον (óstrakon, pottery fragment", "shell)

Noun[edit]

ostracum (plural ostraca)

  1. (archaeology) a fragment of pottery.
  2. (malacology) the middle layer of a molluscan shell.

Derived terms[edit]

Related terms[edit]