1. A parasitic flatworm (trematode) that has a single sucker or mouth opening.
Usage: zoology; parasitology

1. Having or characterized by a single mouth or oral opening.
Usage: zoology; technical

Examples

• The monostome parasites infect freshwater fish in tropical regions.
• Researchers identified the monostome flatworm under the microscope.
• This monostome species has adapted to live in the intestines of its host.
• The monostome structure differs significantly from that of distomes.
• Marine biologists study monostome trematodes to understand parasite evolution.