Definition

1. Noun:
   • A military operation that involves coordinated action by two or more allied nations.
   • A military operation that involves the coordinated use of different branches of a nation's armed forces, such as sea, land, and air forces.

Usage

• The term is used primarily in military and strategic contexts to describe complex, coordinated actions.
• It emphasizes cooperation, integration, and joint planning between distinct military units or allied nations.

Examples

• Noun:
  • The D-Day landings in Normandy were a historic combined operation involving Allied naval, air, and ground forces.
  • The success of the mission depended on it being a flawless combined operation between the two allied armies.
  • Planning a combined operation requires extensive communication and shared intelligence.

Advanced Usage

• "to mount/execute a combined operation": to organize and carry out such a coordinated military action.
  • The allies planned to mount a major combined operation against the enemy stronghold.
• The concept is a cornerstone of modern military doctrine, often discussed in terms of "joint operations" or "interoperability."

Variants and Related Words

• Joint operation: A very similar term, often used interchangeably, though sometimes "joint" refers to different services of a single nation, while "combined" implies multiple nations.
• Amphibious operation: A specific type of combined operation that involves naval and land forces, typically for an assault from the sea onto land.

Synonyms

• Coordinated operation
• Joint military action
• Integrated campaign

Related Phrases

• Combined arms: A related tactical doctrine where different military branches (infantry, armor, artillery, air support) work together on the battlefield.
• Combined task force: A military force composed of elements from different services or nations formed for a specific operation.

Notes

• While the reference context mentions "Chiến dịch đổ bộ đường biển" (amphibious landing operation), this is a specific, common type of combined operation, not the sole definition. The core meaning is broader, encompassing any coordinated multi-force or multi-national military action.

Noun

1. a military operation carried out cooperatively by two or more allied nations or a military operation carried out by coordination of sea, land, and air forces