klīˈnästəməm noun
Etymology: New Latin, from clin- + -stomum
1. capitalized : a genus of digenetic trematodes occurring as adults in the mouth and esophagus of fish-eating birds and as metacercaria encysting in the muscles of various fishes and other aquatic vertebrates
2. plural clinostoma -mə : any worm of the genus Clinostomum ; especially : yellow grub