Of or pertaining to ethnonyms.

(organic chemistry) A polycyclic macrolide, 5-hydroxy-4-[(2R,3aS,5aR,9aR,9bS)-3a-(hydroxymethyl)-6,6,9a-trimethyldodecahydronaphtho[2,1-b]furan-2-yl]-2(5H)-furanone isolated from the dinoflagellate...

plural of Berkowitz

(surgery) fixation of muscles of the eye in order to correct myopia