: a tube bent to form two legs of unequal length by which a liquid can be transferred to a lower level over an intermediate elevation by the pressure of the atmosphere in forcing the liquid up …

A siphon (from Ancient Greek σίφων (síphōn) 'pipe, tube'; also spelled syphon) is any of a wide variety of devices that involve the flow of liquids through tubes.

verb (used with or without object) to convey, draw, or pass through or as if through a siphon (sometimes followed byoff ). to siphon water; to siphon off profits into a secret bank account.

Phrasal verb siphon something off (Definition of siphon from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

1. To draw off or convey (a liquid) through a siphon. 2. To take or transfer (something), often illicitly: siphon money from an account; siphon customers from a competitor.

Definition of siphon noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

May 10, 2025 · A siphon is a simple hydraulic device used to transfer liquid from one container to another, especially when the second container is at a lower level than the first. It is widely …

In English, 'siphon' was adopted from Latin, and it refers to the act of transferring or drawing off liquid from one container or source to another using a tube or pipe.

If you siphon liquid from a container, you make it come out through a tube and down into a lower container by enabling the pressure of the air on it to push it out.

siphon definition: pull liquid through a tube using pressure difference. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "siphon off", …