axis value axis A value axis holds the properties of having a minimum and a maximum value, and is usually associated with tickmarks that indicate intervals along the axis. SIO_000458 A value axis is an axis in which the position along the line is partioned into numeric values. The value axis that ranges from 3.0 to 7.4 and corresponds to billions of dollars in Graph 1 of http://tinyurl.com/opwnvm left value axis right value axis top value axis bottom value axis