giardiasis giardia • giarra · · · Info · Definitions · Characters · · giardiasis · · Text Latin · · Script 10 · · Length Definitions · · · (noun) infection of the intestines with protozoa found in contaminated food and water; characterized by diarrhea and nausea and flatulence and abdominal discomfort. · · Noun Definition 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 g latin small letter g U+0067 i latin small letter i U+0069 r latin small letter r U+0072 s latin small letter s U+0073