/mahr kay"zeuhn, -seuhn/ , n.
1. a Polynesian native of the Marquesas Islands.
2. the Polynesian language of the Marquesas Islands.
adj.
3. of, pertaining to, or characteristic of the Marquesas Islands, the Marquesans, or their language.
[ 1790-1800; MARQUES(AS ISLANDS) + -AN ]