Origin

The character 胃 combines two components to picture the stomach. The top part 田 represents a field or enclosed space, while the bottom part 月 originally depicted flesh or an organ of the body. Together, they form the idea of a fleshy pouch or chamber — essentially a flesh-bound container. This compound creates a visual metaphor for the stomach as a hollow organ that receives and holds food, much like a field holds crops or a container holds its contents. Over time, this combined image became the standard written form for the word meaning stomach.