U+21DC "⇜" Leftwards Squiggle Arrow Unicode Character

U+21DC "⇜" Leftwards Squiggle Arrow is a typographic symbol classified under the Arrows block, representing a line that curves or wiggles as it points to the left. It is often used in mathematical notation, logic, or diagrammatic contexts to indicate a non-linear, indirect, or alternating directional flow or relationship, distinguishing itself from standard straight arrows by suggesting a less direct or more playful path. While less common than its rightward counterpart or solid arrows, it serves as a useful visual shorthand in technical writing, interface design, or informal communication to denote backward movement through a series of twists or adjustments.