what does two dimensional array mean in java code example

Example 1: java two dimensional arrays

int[][] multiples = new int[4][2];     // 2D integer array with 4 rows 
                                          and 2 columns
String[][] cities = new String[3][3];  // 2D String array with 3 rows 
                                          and 3 columns

Example 2: Multidimensional array in java

// Syntax Multidimensional array in java
datatype[1][2]...[nth dimension] arrayname = new datatype[1][2]...[nth size];