What is the meaning of Contention?

Argument, contest, debate, strife, struggle.

A point maintained in an argument, or a line of argument taken in its support; the subject matter of discussion of strife; a position taken or contended for.

Competition by parts of a system or its users for a limited resource.

(intellectual) disposition, effort

dispute, contention

immobilization, restraint

dispute; quarrel; disagreement

Source: wiktionary.org