What ⤓ means
It marks a downward relation ending at a bar. The rest of the formula defines the relation.
The MathML arrow DownArrowBar is a stretchy infix operator: it sits between expressions and can lengthen to fit them. Fonts without it may show a box or fallback shape.
Should ⤓ mark a download?
Only when the interface labels it. No universal download meaning is attached.
In text, a label or familiar download icon is clearer.
Technical and notation-dependent.
Don't confuse it with
4



Combination ideas
4Questions people ask
1Why does ⤓ show as a box on some devices?
Because that device's fonts have no glyph for it. The character is still correct and still copies correctly — the box is a missing glyph, not a broken character.
Collections with ⤓
2How to type or find ⤓
- Also called
- DownArrowBar
- Search it as
- down arrow · MathML arrow · download arrow
- Shows up in
- Anything that takes text · its shape is whatever your font draws
⤓\2913⤓; a Unicode picker may list it as DownArrowBar.Codes and encoding1 code points
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.




