1. the state of relying on or being controlled by someone or something else
2. a country or territory controlled by another country
Usage: political
3. addiction to a drug or substance
Usage: medical

Examples

• The country’s dependency on oil exports makes its economy vulnerable.
• His financial dependency on his parents lasted well into his twenties.
• Puerto Rico is a dependency of the United States.
• The island territories were former dependencies of the British Empire.
• Treatment programs help people overcome drug dependency.
• Her dependency on prescription medication became a serious problem.
• The company reduced its dependency on foreign suppliers.
• Economic dependency between nations can create political tensions.