1. A ship, boat, or container that is one of a kind or distinctly different from others
The museum displayed a unique vessel from the 16th century that was never replicated.
O museu exibiu uma embarcação única do século XVI que nunca foi replicada.
2. A singular or distinctive container used for holding liquids or materials
The ancient pottery collection included a unique vessel with intricate carvings.
A coleção de cerâmica antiga incluía uma vasilha única com entalhes intrincados.