noun, plural gas·tros·to·mies. Surgery.
- the construction of an artificial opening from the stomach through the abdominal wall, permitting intake of food or drainage of gastric contents.
- the opening so constructed.
noun plural -mies
- surgical formation of an artificial opening into the stomach from the skin surface: used for feeding
- Surgical construction of a permanent opening from the external surface of the abdominal wall into the stomach, usually for inserting a feeding tube.