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

Siphonet :: Siphonet (n.) One of the two dorsal tubular organs on the hinder part of the abdomen of aphids. They give exit to the honeydew. See Illust. under Aphis.
Asiphonate :: Asiphonate (a.) Destitute of a siphon or breathing tube; -- said of many bivalve shells.
Siphonostomata :: Siphonostomata (n. pl.) A tribe of parasitic copepod Crustacea including a large number of species that are parasites of fishes, as the lerneans. They have a mouth adapted to suck blood..
Siphonage :: Siphonage (n.) The action of a siphon.
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..
Somatocyst :: Somatocyst (n.) A cavity in the primary nectocalyx of certain Siphonophora. See Illust. under Nectocalyx.
Hydrophyllium :: Hydrophyllium (n.) One of the flat, leaflike, protective zooids, covering other zooids of certain Siphonophora..
Velella :: Velella (n.) Any species of oceanic Siphonophora belonging to the genus Velella.
Siphonostomatous :: Siphonostomatous (a.) Having the front edge of the aperture of the shell prolonged in the shape of a channel for the protection of the siphon; -- said of certain gastropods.
Siphon :: Siphon (n.) A siphon bottle.
Tube :: Tube (n.) One of the siphons of a bivalve mollusk.
Diphyozooid :: Diphyozooid (n.) One of the free-swimming sexual zooids of Siphonophora.
Asiphonate :: Asiphonate (n.) An asiphonate mollusk.
Fury :: Fury (n.) pl. (Greek Myth.) The avenging deities, Tisiphone, Alecto, and Megaera; the Erinyes or Eumenides..
Physophorae :: Physophorae (n. pl.) An order of Siphonophora, furnished with an air sac, or float, and a series of nectocalyces. See Illust. under Nectocalyx..
Siphonopoda :: Siphonopoda (n. pl.) A division of Scaphopoda including those in which the foot terminates in a circular disk.
Siphonate :: Siphonate (a.) Belonging to the Siphonata.
Siphonia :: Siphonia (pl. ) of Siphoniu.
Parasita :: Parasita (n. pl.) A division of copepod Crustacea, having a sucking mouth, as the lerneans. They are mostly parasites on fishes. Called also Siphonostomata..
Nectostem :: Nectostem (n.) That portion of the axis which bears the nectocalyces in the Siphonophora.
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