An argument in support or justification of something.
A strategy and tactics employed to prevent the other team from scoring; contrasted with offence.
The portion of a team dedicated to preventing the other team from scoring; contrasted with offence.
Government policy or (infra)structure related to the military.
Something used to oppose attacks.
The action of defending, of protecting from attack, danger or injury.
An argument or debate.
A condition of not agreeing or concurring.