Definitions
hidden; hide
Etymology
About
The character 閟 is built around the door radical 门, placing it in the semantic field of gates, closures, and barriers. Inside this frame sits the phonetic component 必, which indicates the sound but not the meaning. Historically, 閟 has described actions like firmly shutting, closing off, or sealing a passage. This meaning often extended metaphorically to convey ideas of seclusion, concealment, or being hidden from view. Thus, the character evolved from representing a physical barrier to describing a state of secrecy and isolation.
Etymology Hide
