enter-, entero-

1. Inflammation of the stomach and the intestines that can cause nausea and vomiting and/or diarrhea.

Gastroenteritis has numerous causes: including infectious organisms (viruses, bacteria, etc.), food poisoning, and stress.

2. Inflammation of the lining of the stomach and small and large intestines.

It is usually caused by infection with a microorganism but can also be caused by ingestion of certain chemical toxins or drugs.

Usually, people have diarrhea, nausea, vomiting, and abdominal pain.

1. A fold or membrane which envelops and supports an internal organ, attaching it to the body wall or to another bodily organ.
2. Etymology: from Greek mesenterion, from mesos, "middle" + entern, "intestine".