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 spiral is as below...

Anisopleura :: Anisopleura (n. pl.) A primary division of gastropods, including those having spiral shells. The two sides of the body are unequally developed..

Snake :: Snake (v. t.) To wind round spirally, as a large rope with a smaller, or with cord, the small rope lying in the spaces between the strands of the large one; to worm..

Tube :: Tube (n.) A more or less cylindrical, and often spiral, case secreted or constructed by many annelids, crustaceans, insects, and other animals, for protection or concealment. See Illust. of Tubeworm..

Homodromous :: Homodromous (a.) Running in the same direction; -- said of stems twining round a support, or of the spiral succession of leaves on stems and their branches..

Paucispiral :: Paucispiral (a.) Having few spirals, or whorls; as, a paucispiral operculum or shell..

Coil :: Coil (v. i.) To wind itself cylindrically or spirally; to form a coil; to wind; -- often with about or around.

Vessel :: Vessel (n.) A continuous tube formed from superposed large cylindrical or prismatic cells (tracheae), which have lost their intervening partitions, and are usually marked with dots, pits, rings, or spirals by internal deposition of secondary membranes; a duct..

Tracheid :: Tracheid (n.) A wood cell with spiral or other markings and closed throughout, as in pine wood..

Heliciform :: Heliciform (a.) Having the form of a helix; spiral.

Cochlea :: Cochlea (n.) An appendage of the labyrinth of the internal ear, which is elongated and coiled into a spiral in mammals. See Ear..

Auger :: Auger (n.) A carpenter's tool for boring holes larger than those bored by a gimlet. It has a handle placed crosswise by which it is turned with both hands. A pod auger is one with a straight channel or groove, like the half of a bean pod. A screw auger has a twisted blade, by the spiral groove of which the chips are discharge..

Scutibranchiata :: Scutibranchiata (n. pl.) An order of gastropod Mollusca having a heart with two auricles and one ventricle. The shell may be either spiral or shieldlike.

Wind :: Wind (v. i.) To turn completely or repeatedly; to become coiled about anything; to assume a convolved or spiral form; as, vines wind round a pole..

Helicine :: Helicine (a.) Curled; spiral; helicoid; -- applied esp. to certain arteries of the penis.

Spiry :: Spirulate (n.) Having the color spots, or structural parts, arranged spirally..

Pampre :: Pampre (n.) An ornament, composed of vine leaves and bunches of grapes, used for decorating spiral columns..

Volution :: Volution (n.) A spiral turn or wreath.

Chalaza :: Chalaza (n.) A spiral band of thickened albuminous substance which exists in the white of the bird's egg, and serves to maintain the yolk in its position; the treadle..

Helicoid :: Helicoid (a.) Spiral; curved, like the spire of a univalve shell..

Tendril :: Tendril (a.) A slender, leafless portion of a plant by which it becomes attached to a supporting body, after which the tendril usually contracts by coiling spirally..

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