About
The character 熨 is a phono-semantic compound that originally meant to press clothes with a heated iron to remove wrinkles. Structurally, it consists of the fire radical 火 at the bottom, indicating the heat source, and the upper component 尉, which serves as the phonetic element. Historically, its meaning was closely tied to the domestic task of smoothing textiles with a hot iron. In modern medical terminology, it has extended to describe a therapeutic treatment involving the application of a warm compress or localized heat, showing a semantic shift from fabric care to medicinal practices using applied warmth.