noun. infection of the intestines with protozoa found in contaminated food and water; characterized by diarrhea and nausea and flatulence and abdominal discomfort.
Example sentences of the word giardiasis
1. Noun, singular or mass
An animal infected with giardia or crypto-sporidia could go to the bathroom in the water, and then your dog could drink that same water and contract giardiasis or cryptosporidiosis.