Definitions
1.NounThe surroundings of, and influences on, a particular item of interest.
2.NounThe natural world or ecosystem.
3.NounAll the elements that affect a system or its inputs and outputs.
4.NounA particular political or social setting, arena or condition.
5.NounThe software or hardware existing on any particular computer system."That program uses the Microsoft Windows environment."
6.NounThe environment of a function at a point during the execution of a program is the set of identifiers in the function's scope and their bindings at that point.
7.NounThe set of variables and their values in a namespace that an operating system associates with a process.