Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of shell is as below...

Whorl :: Whorl (n. & v.) A volution, or turn, of the spire of a univalve shell..

Varix :: Varix (n.) One of the prominent ridges or ribs extending across each of the whorls of certain univalve shells.

Wreath-shell :: Wreath-shell (n.) A marine shell of the genus Turbo. See Turbo.

Calamary :: Calamary (n.) A cephalopod, belonging to the genus Loligo and related genera. There are many species. They have a sack of inklike fluid which they discharge from the siphon tube, when pursued or alarmed, in order to confuse their enemies. Their shell is a thin horny plate, within the flesh of the back, shaped very much like a quill pen. In America they are called squids. See Squid..

Nutshell :: Nutshell (n.) Hence, a thing of little compass, or of little value..

Coronated :: Coronated (a.) Girt about the spire with a row of tubercles or spines; -- said of spiral shells.

Sphere :: Sphere (n.) In ancient astronomy, one of the concentric and eccentric revolving spherical transparent shells in which the stars, sun, planets, and moon were supposed to be set, and by which they were carried, in such a manner as to produce their apparent motions..

Testudinata :: Testudinata (n. pl.) An order of reptiles which includes the turtles and tortoises. The body is covered by a shell consisting of an upper or dorsal shell, called the carapace, and a lower or ventral shell, called the plastron, each of which consists of several plates..

Recapper :: Recapper (n.) A tool used for applying a fresh percussion cap or primer to a cartridge shell in reloading it.

Chambered :: Chambered (a.) Having a chamber or chambers; as, a chambered shell; a chambered gun..

Turtlehead :: Turtlehead (n.) An American perennial herb (Chelone glabra) having white flowers shaped like the head of a turtle. Called also snakehead, shell flower, and balmony..

Pteroceras :: Pteroceras (n.) A genus of large marine gastropods having the outer border of the lip divided into lobes; -- called also scorpion shell.

Valve-shell :: Valve-shell (n.) Any fresh-water gastropod of the genus Valvata.

Sea-ear :: Sea-ear (n.) Any species of ear-shaped shells of the genus Haliotis. See Abalone.

Toothshell :: Toothshell (n.) Any species of Dentalium and allied genera having a tooth-shaped shell. See Dentalium.

Cone :: Cone (n.) A shell of the genus Conus, having a conical form..

Tubulibranchiata :: Tubulibranchiata (n. pl.) A group of gastropod mollusks having a tubular shell. Vermetus is an example.

Bimarginate :: Bimarginate (a.) Having a double margin, as certain shells..

Testacea :: Testacea (n. pl.) Invertebrate animals covered with shells, especially mollusks; shellfish..

Siphoniferous :: Siphoniferous (a.) Siphon-bearing, as the shell of the nautilus and other cephalopods..

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