Definition of spiral

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Spiral (a.) Of or pertaining to a spiral; like a spiral.

Lern More About Spiral

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..
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..
Turrilite :: Turrilite (n.) Any fossil ammonite of the genus Turrilites. The shell forms an open spiral with the later whorls separate.
Gyroidal :: Gyroidal (a.) Turning the plane of polarization circularly or spirally to the right or left.
Turban :: Turban (n.) The whole set of whorls of a spiral shell.
Nummulites :: Nummulites (n.) A genus of extinct Tertiary Foraminifera, having a thin, flat, round shell, containing a large number of small chambers arranged spirally..
Helispherical :: Helispherical (a.) Spiral.
Helicine :: Helicine (a.) Curled; spiral; helicoid; -- applied esp. to certain arteries of the penis.
Gyratory :: Gyratory (a.) Moving in a circle, or spirally; revolving; whirling around..
Spiral :: Spiral (a.) Of or pertaining to a spiral; like a spiral.
Trachea :: Trachea (n.) One of the large cells in woody tissue which have spiral, annular, or other markings, and are connected longitudinally so as to form continuous ducts..
Anisopleura :: Anisopleura (n. pl.) A primary division of gastropods, including those having spiral shells. The two sides of the body are unequally developed..
Ladies'' Tresses :: Ladies' tresses () A name given to several species of the orchidaceous genus Spiranthes, in which the white flowers are set in spirals about a slender axis and remotely resemble braided hair..
Rifle :: Rifle (v. t.) To grove; to channel; especially, to groove internally with spiral channels; as, to rifle a gun barrel or a cannon..
Tympanum :: Tympanum (n.) A drum-shaped wheel with spirally curved partitions by which water is raised to the axis when the wheel revolves with the lower part of the circumference submerged, -- used for raising water, as for irrigation..
Tracheid :: Tracheid (n.) A wood cell with spiral or other markings and closed throughout, as in pine wood..
Ring :: Ring (v. i.) To rise in the air spirally.
Antidromous :: Antidromous (a.) Changing the direction in the spiral sequence of leaves on a stem.
Cingulum :: Cingulum (n.) A distinct girdle or band of color; a raised spiral line as seen on certain univalve shells.
Gyration :: Gyration (n.) One of the whorls of a spiral univalve shell.
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