What 𡭴 means
A small crack or seam in a wall.
Shuowen Jiezi explains it as white or light seen where walls meet.
Later Chinese uses of 隙 extend “gap” to free time, an opportunity, or strained relations.
Questions people ask
1Why does 𡭴 show as a box?
That is a font-coverage issue. Taiwan's CNS 11643 record (2024) says Windows 10 and later include 𡭴 by default in the MingLiU and DFKai-SB fonts.
How to type 𡭴
Windows (Word)
Alt+XType 21B74, then Alt+X to get 𡭴.
Windows
Win+Rrun charmap for the full table, or use the emoji picker's Ω symbols tab (Win + .).
macOS
Control+Command+SpaceOpen the character viewer and search “cjk unified ideograph-21b74”.
Linux
Ctrl+Shift+UType 21b74, then Enter or Space.
HTML
𡭴CSS
\21B74Cangjie
Cangjie code for 𡭴: FAF (key sequence 火–日–火), listed in Taiwan's CNS 11643 record.
Codes and encoding1 code points
HTML decimal
𡭴
HTML hex
𡭴
CSS content
content: "\21B74";
Each escape is closed by the next backslash; a trailing space is needed before a literal hex digit.
URL encoded
%F0%A1%AD%B4
1
On screen
1
Code points
2
JS .length
4
UTF-8 bytes
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.