Definition from macmillandictionary.com
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A limited oil supply has made gas prices rise.
The falling leaves provide a good supply of nutrients to the soil.
Aquarium fish need a constant supply of oxygen.
The trucks carried medicine and other supplies across the border.
What kind of camping supplies will we need for the weekend?
This muscle controls the supply of blood to the heart.
stopping the supply of drugs to our children
a supply boat/truck/road