doris

from WordNet (r) 3.0 (2006)

Doris
    n 1: (Greek mythology) wife of Nereus and mother of the Nereids
    2: a small region of ancient Greece where the Doric dialect was
       spoken

from The Collaborative International Dictionary of English v.0.48

Doris \Do"ris\, n. [L. Doris, the daughter of Oceanus, and wife
   of Nereus, Gr. ?.] (Zool.)
   A genus of nudibranchiate mollusks having a wreath of
   branchi[ae] on the back.
   [1913 Webster]