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...

Limacina :: Limacina (n.) A genus of small spiral pteropods, common in the Arctic and Antarctic seas. It contributes to the food of the right whales..

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..

Worm :: Worm (n.) A spiral instrument or screw, often like a double corkscrew, used for drawing balls from firearms..

Volute :: Volute (n.) A spiral scroll which forms the chief feature of the Ionic capital, and which, on a much smaller scale, is a feature in the Corinthian and Composite capitals. See Illust. of Capital, also Helix, and Stale..

Pillworm :: Pillworm (n.) Any myriapod of the genus Iulus and allied genera which rolls up spirally; a galleyworm. See Illust. under Myriapod.

Turbinal :: Turbinal (a.) Rolled in a spiral; scroll-like; turbinate; -- applied to the thin, plicated, bony or cartilaginous plates which support the olfactory and mucous membranes of the nasal chambers..

Creeper :: Creeper (n.) Any device for causing material to move steadily from one part of a machine to another, as an apron in a carding machine, or an inner spiral in a grain screen..

Twist :: Twist (n.) The spiral course of the rifling of a gun barrel or a cannon.

Snail :: Snail (n.) A spiral cam, or a flat piece of metal of spirally curved outline, used for giving motion to, or changing the position of, another part, as the hammer tail of a striking clock..

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

Physa :: Physa (n.) A genus of fresh-water Pulmonifera, having reversed spiral shells. See Pond snail, under Pond..

Helispherical :: Helispherical (a.) Spiral.

Taenidium :: Taenidium (n.) The chitinous fiber forming the spiral thread of the tracheae of insects. See Illust. of Trachea.

Vermetus :: Vermetus (n.) Any one of many species of marine gastropods belonging to Vermetus and allied genera, of the family Vermetidae. Their shells are regularly spiral when young, but later in life the whorls become separate, and the shell is often irregularly bent and contorted like a worm tube..

Spirant :: Spiralozooid (n.) One of the special defensive zooids of certain hydroids. They have the form of long, slender tentacles, and bear lasso cells..

Helicograph :: Helicograph (n.) An instrument for drawing spiral lines on a plane.

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

Curl :: Curl (v.) A ringlet, especially of hair; anything of a spiral or winding form..

Conveyor :: Conveyor (n.) A contrivance for carrying objects from place to place; esp., one for conveying grain, coal, etc., -- as a spiral or screw turning in a pipe or trough, an endless belt with buckets, or a truck running along a rope..

Truncated :: Truncated (a.) Lacking the apex; -- said of certain spiral shells in which the apex naturally drops off.

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