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noun

siphon

SEYE-fuhn

Siphon (noun) means a bent tube that uses pressure and gravity to move liquid from one container to a lower one. Example: “He used a siphon to drain fuel from the tank.”

noun
1
A bent tube that uses pressure and gravity to move liquid from one container to a lower one.
"He used a siphon to drain fuel from the tank."
verb
1
To draw off liquid, or by extension money or resources, gradually and often secretly.
"The accountant was siphoning funds from the company for years."

How to use siphon

Learner’s notes

In plain EnglishA tube for moving liquid using gravity, or figuratively, quietly draining money or resources away.

Common pairings
siphon fuel siphon money siphon off

Word forms

siphoned past tense, siphons plural, siphons singular

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He used a _____ to drain fuel from the tank.

Etymology

From Greek σίφων (síphōn, "pipe, tube"), via Latin and Old French.

Origin: Latin

syphon siphon off

Frequently asked questions

What does “siphon” mean?

The word “siphon” means a bent tube that uses pressure and gravity to move liquid from one container to a lower one. In plain terms, a tube for moving liquid using gravity, or figuratively, quietly draining money or resources away.

How do you pronounce “siphon”?

“Siphon” is pronounced SEYE-fuhn (/ˈsaɪfən/ in IPA).

How do you use “siphon” in a sentence?

Here is “siphon” used in a sentence: “He used a siphon to drain fuel from the tank.”

What part of speech is “siphon”?

Depending on how it is used, “siphon” can be a noun and a verb.

Where does the word “siphon” come from?

The word “siphon” comes from Latin. From Greek σίφων (síphōn, "pipe, tube"), via Latin and Old French.

How many meanings does “siphon” have?

“Siphon” has 2 distinct senses listed in this dictionary. The most common is: a bent tube that uses pressure and gravity to move liquid from one container to a lower one.

Definitions: FreeDict original editorial