Definition of siphon

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Siphon (n.) The tubular organ through which water is ejected from the gill cavity of a cephaloid. It serves as a locomotive organ, by guiding and confining the jet of water. Called also siphuncle. See Illust. under Loligo, and Dibranchiata..

Lern More About Siphon

Siphonal :: Siphonal (a.) Of or pertaining to a siphon; resembling a siphon.
Siphonia :: Siphonia (n.) A former name for a euphorbiaceous genus (Hevea) of South American trees, the principal source of caoutchouc..
Physalia :: Physalia (n.) A genus of large oceanic Siphonophora which includes the Portuguese man-of-war.
Polypite :: Polypite (n.) One of the feeding zooids, or polyps, of a coral, hydroid, or siphonophore; a hydranth. See Illust. of Campanularian..
Somatocyst :: Somatocyst (n.) A cavity in the primary nectocalyx of certain Siphonophora. See Illust. under Nectocalyx.
Diphyozooid :: Diphyozooid (n.) One of the free-swimming sexual zooids of Siphonophora.
Porpita :: Porpita (n.) A genus of bright-colored Siphonophora found floating in the warmer parts of the ocean. The individuals are round and disk-shaped, with a large zooid in the center of the under side, surrounded by smaller nutritive and reproductive zooids, and by slender dactylozooids near the margin. The disk contains a central float, or pneumatocyst..
Siphon :: Siphon (n.) The anterior prolongation of the margin of any gastropod shell for the protection of the soft siphon.
Hydrophyllium :: Hydrophyllium (n.) One of the flat, leaflike, protective zooids, covering other zooids of certain Siphonophora..
Siphonophore :: Siphonophore (n.) One of the Siphonophora.
Siphonobranchiata :: Siphonobranchiata (n. pl.) A tribe of gastropods having the mantle border, on one or both sides, prolonged in the form of a spout through which water enters the gill cavity. The shell itself is not always siphonostomatous in this group..
Siphonium :: Siphonium (n.) A bony tube which, in some birds, connects the tympanium with the air chambers of the articular piece of the mandible..
Siphonobranchiate :: Siphonobranchiate (a.) Having a siphon, or siphons, to convey water to the gills; belonging or pertaining to the Siphonobranchiata..
Pneumatocyst :: Pneumatocyst (n.) A cyst or sac of a siphonophore, containing air, and serving as a float, as in Physalia..
Siphonifer :: Siphonifer (n.) Any cephalopod having a siphonate shell.
Physograde :: Physograde (n.) Any siphonophore which has an air sac for a float, as the Physalia..
Siphon :: Siphon (n.) The tubular organ through which water is ejected from the gill cavity of a cephaloid. It serves as a locomotive organ, by guiding and confining the jet of water. Called also siphuncle. See Illust. under Loligo, and Dibranchiata..
Fury :: Fury (n.) pl. (Greek Myth.) The avenging deities, Tisiphone, Alecto, and Megaera; the Erinyes or Eumenides..
Involucrum :: Involucrum (n.) A sheath which surrounds the base of the lasso cells in the Siphonophora.
Phragmosiphon :: Phragmosiphon (n.) The siphon of a phragmocone.
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