Definition of Portland vase in English:

Portland vase

Line breaks: Port|land vase
A dark blue Roman glass vase with white decoration, dating from around the 1st century ad. Acquired in the 18th century by the Duchess of Portland, it is now in the British Museum.

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Word of the day erroneous
Pronunciation: ɪˈrəʊnɪəs
adjective
wrong; incorrect