Why Are Trematodes Called Flukes?

Why Are Trematodes Called Flukes? Trematodes, also called flukes, cause various clinical infections in humans. The parasites are so named because of their conspicuous suckers, the organs of attachment (trematos means “pierced with holes”). All the flukes that cause infections in humans belong to the group of digenetic trematodes. Are flukes and trematodes the same?