The arrow symbol ↓ may refer to: * The downward direction, a

relative direction In geometry, a position or position vector, also known as location vector or radius vector, is a Euclidean vector that represents the position of a point ''P'' in space in relation to an arbitrary reference origin ''O''. Usually denoted x, r, or ...

* The keyboard cursor control key, an

arrow key Arrow keys or cursor movement keys are buttons on a computer keyboard that are either programmed or designated to move the cursor in a specified direction. The term "cursor movement key" is distinct from "arrow key" in that the former term may ...

* A downwards arrow, a Unicode arrow symbol * Logical NOR, operator which produces a result that is the negation of logical OR * An undefined object, in mathematical well-definition * A comma category, in category theory *

Down (game theory) Combinatorial game theory is a branch of mathematics and theoretical computer science that typically studies sequential games with perfect information. Study has been largely confined to two-player games that have a ''position'' that the players ...

, a mathematical game * The

ingressive sound In phonetics, ingressive sounds are sounds by which the airstream flows inward through the mouth or nose. The three types of ingressive sounds are lingual ingressive or velaric ingressive (from the tongue and the velum), glottalic ingressive ...

, in phonetics * An APL function * "Decreased" (and similar meanings), in medical notation * The

precipitation In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls under gravitational pull from clouds. The main forms of precipitation include drizzle, rain, sleet, snow, ice pellets, graupel and hail. ...

of an insoluble solid, in chemical notation

See also