The anatomical stomach; used in medical and everyday contexts.
胃が痛いので、病院に行った。
My stomach hurt, so I went to the hospital.
My stomach hurts from stress.
Chinese "stomach" constellation
One of the 28 traditional Chinese lunar mansions; used in astronomy and astrology contexts.
胃宿は、二十八宿の一つで、白虎に属する。
The Stomach Mansion is one of the 28 mansions and belongs to the White Tiger.
I have a weak stomach, so I have trouble with greasy food.
I upset my stomach from overeating.
This soup is easy on the stomach.
My stomach feels heavy after eating too much grilled meat.
胃 refers to the specific stomach organ, while 腹 refers more broadly to the belly or abdomen area, so 腹が痛い can mean general stomach/abdominal pain whereas 胃が痛い points to the stomach itself.
胃 refers specifically to the stomach organ involved in digestion, while お腹 loosely covers the whole belly/abdomen area.
胃 refers only to the stomach, whereas 胃腸 covers both the stomach and the intestines together.
stomach and intestines; gastrointestinal tract; digestive organs
stomach · dietary needs; appetite
stomach acid; gastric acid
stomach cancer; gastric cancer
stomachache; stomach pain
gastric juice; stomach acid
stomach ulcer; gastric ulcer
stomach medicine
gastritis
The kanji 胃 is a pictograph of a stomach, used in Chinese and Japanese to refer to the organ. The constellation sense derives from traditional Chinese astronomy.
stomach medicine; digestive powder
stomach lining; gastric wall
gastroptosis; stomach prolapse
healthy stomach; strengthening the stomach
forestomach; anterior stomach; proventriculus
reticulum
weak digestion; indigestion; dyspepsia
stomach trouble; gastric disease
gastrolith; stomach stone
stomach tube; nasogastric tube
gastric gland
gastric region; stomach area
gastroscope