Definition of Mariana Islands in US English:

Mariana Islands

(also the Marianas)

proper noun

  • A group of islands in the western Pacific comprising Guam and the Northern Marianas. In 1975, the Northern Marianas voted to establish a commonwealth in union with the US and became self-governing three years later.


Translating Las Marianas, the name given by Spanish colonists to the islands, in honor of Maria Anna, widow of Philip IV.


Mariana Islands