psammophilic adjective1 •Thriving in sandy environments but also found in other environments.A total of 47 interstitial testate amoebas have been recorded in the Bulgarian Black Sea coast. Of these, 32 are psammobiotic, 11 are psammophilic, and 4 are psammoxenic. — 2007 formsmore psammophilic · most psammophilic