Definitions for "Array variable"
Keywords:  scalar, ksh, variable, bash, pointer
A mechanism available in bash and ksh for grouping scalar variables together. The scalar variables stored in an array are accessed using a single name in conjunction with a number. This number is referred to as an index.
a collection of simple variables of the same type to which the computer can efficiently assign a list of values
a list of scalars, hence in perl they are often refered to as lists
a data structure consisting of an ordered set of elements of the same data type