1. tubes used to convey liquid from one container to another, typically by atmospheric pressure
2. tubular organs in certain mollusks used for drawing in or expelling water
Usage: biology

1. draws off or conveys liquid through a tube
2. diverts or draws away gradually

Examples

• The mechanic used siphons to drain the old oil from the car.
• Clams use their siphons to filter water for food and oxygen.
• She siphons gasoline from the tank into a container.
• The company siphons profits to offshore accounts.
• Garden siphons help transfer water between rain barrels.
• The octopus extends its siphons to propel itself through water.
• He siphons the wine carefully to avoid disturbing the sediment.