cryptosporidium(redirected from Cryptosporidia)
Also found in: Medical, Encyclopedia.
Related to Cryptosporidia: Cryptosporidium parvum
A protozoan of the genus Cryptosporidium that is an intestinal parasite in humans and other vertebrates and sometimes causes diarrhea that is especially severe in immunocompromised people.
(Microbiology) any parasitic sporozoan protozoan of the genus Cryptosporidium, species of which are parasites of birds and animals and can be transmitted to humans, causing severe abdominal pain and diarrhoea (cryptosporidiosis)