giardia
/dʒiˈɑrdiə/
noun
- A microscopic parasite that can infect the intestines of humans and animals, often causing diarrhea and stomach cramps.
- The vet tested the puppy for giardia after it had persistent diarrhea.
- Giardia is a common cause of waterborne illness in wilderness areas.
- The hikers got sick from drinking stream water contaminated with giardia.