accessor

A pair of methods, the getter method and the setter method, that are used to access the value of an object property.

Ajax

Asynchronous JavaScript™ And XML. It is a new concept that gathers together existing development techniques with the purpose of creating more interactive Web applications. Ajax relies on the exchange of small amounts of data with the server, so that the entire Web page does not have to be reloaded each time the user makes a change.

annotation

An annotation is a graphical object drawn by the renderer to add additional information about a given data point.

axis

An axis is tied to a coordinate in a coordinate system. The axis describes the possible values of this coordinate. The axis is the representation in screen coordinates of the points where this coordinate value varies and all other coordinate values are zero. In a cartesian chart, the two axes are straight lines.In a polar chart, one axis is a ray and the other axis has the shape of a circle.An axis can be graphically represented by a scale.