| A | B |
| x-axis | horizontal axis |
| y-axis | vertical axis |
| quadrant | one of four regions of the coordinate plane |
| origin | the intersection of the x and y axes |
| dependent variable | variable that is plotted on the vertical axis |
| independent variable | variable that is plotted on the horizontal axis |
| abscissa | first number in the ordered pair |
| ordinate | second number in the ordered pair |
| correlation | type of relationship between two variables |
| domain | set of first coordinates |
| range | set of second coordinates |
| relation | set of ordered pairs |