What is a scattergramscatterdotscatterplot different names f

What is a scattergram/scatterdot/scatterplot (different names for same plot)? What statistic is it commonly used with?

A scatterplot is a graphic tool used to display the relationship between two quantitative variables.

A scatterplot is a useful plot of two quantitative variables, usually drawn before working out a linear correlation coefficient or fitting a regression line.