Tick (check mark)

A check mark, checkmark or tick is a mark (, , etc.) used to indicate the concept "yes" (e.g. "yes; this has been verified", "yes; that is the correct answer", "yes; this has been completed", or "yes; this [item or option] applies to me"). The x mark is also sometimes used for this use (most notably on election ballot papers), but otherwise usually indicates "no", incorrectness, or failure.