Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
bĭmăris, e, adj. [bis-mare], lying between two seas. 
- I.  Lit., an epithet of Corinth (poet.; a favorite word of Ovid): bimarisve Corinthi Moenia, * Hor. C. 1, 7, 2; Ov. M. 5, 407: Ephyre, id. H. 12, 27: Isthmos, id. M. 7, 405; 6, 419 sq.
 
- II.  Trop.: morbus, of one who practises unnatural unchastity, Aus. Epigr. 131.