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WordReference Random House Learner's Dictionary of American English © 2024si•phon or sy•phon /ˈsaɪfən/USA pronunciation n. [countable]- HydraulicsaU-shaped pipe that uses atmospheric pressure to draw liquid from one container, place, or level to another.
v. - Hydraulics to carry or pass through a siphon:[~ (+ off) + object]We siphoned (off) some gasoline from the car's gas tank and filled the container.[~ + object (+ off)]to siphon some gas off.
- to carry off or remove (something) and use it elsewhere: [~ + off + object]They were caught siphoning off money from campaign contributions.[~ + object + off]to siphon it off.
WordReference Random House Unabridged Dictionary of American English © 2024si•phon (sī′fən),USA pronunciation n. - Hydraulicsa tube or conduit bent into legs of unequal length, for use in drawing a liquid from one container into another on a lower level by placing the shorter leg into the container above and the longer leg into the one below, the liquid being forced up the shorter leg and into the longer one by the pressure of the atmosphere.
- HydraulicsSee siphon bottle.
- Zoologya projecting tubular part of some animals, esp. certain mollusks, through which liquid enters or leaves the body.
v.t., v.i. - Hydraulicsto convey, draw, or pass through or as if through a siphon (sometimes fol. by off):to siphon water; to siphon off profits into a secret bank account.
Also, syphon. - Greek síphōn, sí̄phōn pipe, tube
- Latin sīphōn- (stem of sīphō)
- 1650–60;
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