1. the process of equipping, organizing, or preparing a country, region, or institution for military purposes or conflict
Usage: British spelling; American equivalent is 'militarization'; often used in political and historical contexts
2. the adoption of military characteristics, methods, or values by a civilian institution, society, or group
Usage: sociological or cultural sense

Examples

• The militarisation of the border region increased tensions between the two nations.
• Critics warned against the militarisation of space exploration.
• The government's militarisation of police forces sparked public debate.
• Historical accounts describe the rapid militarisation of Europe before World War II.
• Environmental groups opposed the militarisation of the protected coastal area.
• The militarisation of schools through military recruitment programs remains controversial.