a 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.
siphon bottle.
a projecting tubular part of some animals, especially certain mollusks, through which liquid enters or leaves the body.
verb (used with or without object)
to convey, draw, or pass through or as if through a siphon (sometimes followed by off):
to siphon water; to siphon off profits into a secret bank account.
a tube placed with one end at a certain level in a vessel of liquid and the other end outside the vessel below this level, so that liquid pressure forces the liquid through the tube and out of the vessel by gravity
See soda siphon
(zoology) any of various tubular organs in different aquatic animals, such as molluscs and elasmobranch fishes, through which a fluid, esp water, passes
(often foll by off) to pass or draw off through or as if through a siphon

siphon si·phon (sī’fən)
A tube bent into an inverted U shape of unequal lengths, used to remove fluid by means of atmospheric pressure from a cavity or reservoir at one end of the tube over a barrier and out the other end. v. si·phoned, si·phon·ing, si·phons

To draw off or convey through a siphon.

To pass through a siphon.


A pipe or tube in the form of an upside-down U, filled with liquid and arranged so that the pressure of the atmosphere forces liquid to flow upward from a container through the tube, over a barrier, and into a lower container.

A tubular animal part, as of a clam, through which water is taken in or expelled.


Read Also:

  • Siphono-

    1. a combining form meaning “tube,” “siphon,” used in the formation of compound words: siphonostele.

  • Siphonophore

    [sahy-fuh-nuh-fawr, -fohr, sahy-fon-uh-] /ˈsaɪ fə nəˌfɔr, -ˌfoʊr, saɪˈfɒn ə-/ noun 1. any pelagic hydrozoan of the order Siphonophora, being a floating or swimming colony composed of polyps. siphonophore /ˈsaɪfənəˌfɔː; saɪˈfɒnə-/ noun 1. any marine colonial hydrozoan of the order Siphonophora, including the Portuguese man-of-war siphonophore (sī-fŏn’ə-fôr’, sī’fə-nə-) Any of various transparent, often subtly colored marine […]

  • Siphonostele

    [sahy-fon-uh-steel, sahy-fuh-nuh-steel] /saɪˈfɒn əˌstil, ˈsaɪ fə nəˌstil/ noun, Botany. 1. a hollow tube of vascular tissue enclosing a pith and embedded in ground tissue. siphonostele /ˈsaɪfənəˌstiːl/ noun 1. (botany) the cylinder of conducting tissue surrounding a central core of pith in certain stems See also stele (sense 3)

  • Siphrei-torah

    [Sephardic Hebrew se-fer taw-rah; Ashkenazic Hebrew sey-fuh r toh-ruh, toi-ruh; English sey-fer tawr-uh, tohr-uh] /Sephardic Hebrew ˈsɛ fɛr tɔˈrɑ; Ashkenazic Hebrew ˈseɪ fər ˈtoʊ rə, ˈtɔɪ rə; English ˈseɪ fər ˈtɔr ə, ˈtoʊr ə/ noun, plural Siphrei Torah [Sephardic Hebrew see-frey taw-rah; Ashkenazic Hebrew si-frey toh-ruh, toi-ruh] /Sephardic Hebrew siˈfreɪ tɔˈrɑ; Ashkenazic Hebrew ˈsɪ freɪ […]

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