Ascariasis is a medical term used to describe a type of parasitic infection caused by the roundworm Ascaris lumbricoides. While it is a specific term used within the medical field, there are several synonyms or related words that can be used to describe this condition. Some of these synonyms include intestinal roundworm infection, roundworm infestation, and Ascaris infection. In addition, the term helminthiasis is often used to describe any type of parasitic worm infection, which can include ascariasis. Regardless of the specific word used, it is important to seek medical attention if you suspect you have any type of parasitic infection.