Main Entry: mag·ne·to·tac·tic Pronunciation: mag-"nEt-O-'tak-tik Function: adjective : exhibiting movement in response to amagnetic field <magnetotactic bacteria>
Main Entry: mag·ne·to·tax·is Pronunciation: -'tak-s&s Function: noun Inflected Form: pluralmag·ne·to·tax·es/-"sEz/ : a taxis in which a magnetic field is the directive factor