U+25A4 "▤" Square with Horizontal Fill Unicode Character

U+25A4 "▤" Square with Horizontal Fill is a geometric symbol that depicts a square shape entirely filled with a pattern of horizontal lines, distinguishing it from solid or empty squares. It belongs to the Geometric Shapes block of the Unicode standard and is commonly used in technical diagrams, data visualization, or text-based interfaces to represent a specific state, level, or category of fill within a grid or chart. The character's design offers a clear visual cue for proportional representation, such as when indicating partial completion or a distinct variable in a legend.