(a.) Winding or circling round a center or pole and gradually receding from it; as, the spiral curve of a watch spring.
(a.) Winding round a cylinder or imaginary axis, and at the same time rising or advancing forward; winding like the thread of a screw; helical.
(a.) Of or pertaining to a spiral; like a spiral.
(a.) A plane curve, not reentrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed point called the pole. Cf. Helix.
(a.) Anything which has a spiral form, as a spiral shell.
Example Sentences:
(1) Digestion is initiated in the gastric region by secretion of acid and pepsin; however, diversity of digestive enzymes is highest in the post-gastric alimentary canal with the greatest proteolytic activity in the spiral valve.
(2) Don't we by chance come across this reciprocal spiral perspective when two people distrust one another without actually showing it?
(3) A great deal of information about the spiral bacteria of the stomach has accumulated in the past 5 years.
(4) Somalia has faced drought; famine; decades of conflict, now involving the Islamist rebels of al-Shabaab among other groups; the absence of an effective, central authority; and spiralling food prices.
(5) Spiral neurons, their fibers and endings as well as inner and outer hair cells express NSE in the isolated organ of Corti in culture.
(6) The binding sites were mainly located on the stereocilia, the cuticular plate of hair cells, the head plates of Deiters' cells, fibrous structures in pillar cells, in the spiral limbus and tectorial membrane and basilar membrane, plasma membranes, mitochondria and the chromatin of various kinds of cells.
(7) When normalized with respect to scala cross-section, the process of tracer movement across the spiral ligament is similar in the basal and third turns.
(8) Tangent-screen studies uncovered neurasthenic spiral fields superimposed on hysterical tubular contractions of both eyes.
(9) The phi-model also gives the noble numbers and moreover orders them in a way that establishes connections with the morphogenetic principles used in models for pattern generation; the order has to do with the relative frequencies of the spiral patterns in nature.
(10) The row had been inflamed over the weekend by a series of leaks about the spiralling price of Gove's free schools and high costs of Clegg's free school meals, giving Labour ammunition to attack the government's education policy in Westminster.
(11) Spiral-like primary dendrites were found and the orientation of secondary dendrites changed.
(12) The main uterine, radial and spiral arteries were identified in all patients.
(13) In animals receiving passive (unstimulated) implants, morphometric analysis of spiral ganglion cell density showed no significant difference in ganglion cell survival between the implanted cochleas and the contralateral control ears.
(14) Later, these vacuoles were divided into numerous vesicular spiral formation-centers, producing micronemes at the apical pole of young merozoites.
(15) During more extended exposure (60 and 90 days) the changes in hair cells of the spiral organ, which included nuclear deformation and disintegration of chromatin, mitochondria and endoplasmic reticulum membranes, became irreversible and caused the decay of injured cells.
(16) The company's value lies in its FM licence for London, with the audience for its national AM licence spiralling downwards in recent years.
(17) The spiral reinforcement at the same time prevents compression of the vein by surrounding cicatricial tissue as well as an aneurysmatic extension of the transplant.
(18) The intensity-measuring device in both apparatuses has a mobile disk attached to a motionless axis by a spiral spring; the clamps have fixing screws in the butts of a spong.
(19) The balance is fragile and the threat of a spiral of decline is not an idle one.
(20) They ran in a spiral pattern in the distal part of the middle cerebral artery.
Twist
Definition:
(v. t.) To contort; to writhe; to complicate; to crook spirally; to convolve.
(v. t.) Hence, to turn from the true form or meaning; to pervert; as, to twist a passage cited from an author.
(v. t.) To distort, as a solid body, by turning one part relatively to another about an axis passing through both; to subject to torsion; as, to twist a shaft.
(v. t.) To wreathe; to wind; to encircle; to unite by intertexture of parts.
(v. t.) To wind into; to insinuate; -- used reflexively; as, avarice twists itself into all human concerns.
(v. t.) To unite by winding one thread, strand, or other flexible substance, round another; to form by convolution, or winding separate things round each other; as, to twist yarn or thread.
(v. t.) Hence, to form as if by winding one part around another; to wreathe; to make up.
(v. t.) To form into a thread from many fine filaments; as, to twist wool or cotton.
(v. i.) To be contorted; to writhe; to be distorted by torsion; to be united by winding round each other; to be or become twisted; as, some strands will twist more easily than others.
(v. i.) To follow a helical or spiral course; to be in the form of a helix.
(n.) The act of twisting; a contortion; a flexure; a convolution; a bending.
(n.) The form given in twisting.
(n.) That which is formed by twisting, convoluting, or uniting parts.
(n.) A cord, thread, or anything flexible, formed by winding strands or separate things round each other.
(n.) A kind of closely twisted, strong sewing silk, used by tailors, saddlers, and the like.
(n.) A kind of cotton yarn, of several varieties.
(n.) A roll of twisted dough, baked.
(n.) A little twisted roll of tobacco.
(n.) One of the threads of a warp, -- usually more tightly twisted than the filling.
(n.) A material for gun barrels, consisting of iron and steel twisted and welded together; as, Damascus twist.
(n.) The spiral course of the rifling of a gun barrel or a cannon.
(n.) A beverage made of brandy and gin.
(v. t.) A twig.
Example Sentences:
(1) Aberrant forms (elongated and twisted) in the vacuole and double virions in the plasma membrane were observed as early as 65 h after infection.
(2) Electron microscopy shows that at neutral pH, CEA particles consist of homogeneous, morphologically distinctive, twisted rod-shaped particles, about 9 X 40 nm.
(3) Rapid swelling of the knee following a blow or twisting injury is considered a significant injury.
(4) Intermolecular contacts occur in both oligomers in the minor groove: in the B form through twisted guanine-guanine hydrogen bonding, and in the Z form through base-base stacking and the water network.
(5) Ings twisted the knee during his first training session with Klopp in charge and tests have shown the former Burnley forward ruptured an anterior cruciate ligament, meaning that a player who has just broken into England’s senior team will be out for a minimum of six months.
(6) Leicester looked a little sorry for themselves and, with their concentration down, United twisted the knife.
(7) Gowher Rizvi, chief representative of the prime minister, Sheik Hasina, told the Guardian that preparations for the forthcoming elections, were "completely on track" and that the tribunal, probing crimes committed during the 1971 war in which Bangladesh broke away from Pakistan, was about bringing justice previously denied by "the twists and turns" of the country's history.
(8) The base orientations are characterized by a substantial inclination and propellor twist.
(9) Among the non-standard postures examined were: twisting while lifting or lowering, lifting and lowering from lying, sitting, kneeling, and squatting positions, and carrying loads under conditions of constricted ceiling heights.
(10) A vicious feud playing out within Uzbekistan's ruling family took a new twist on Monday , when prosecutors announced that the clan's most flamboyant member faces charges of involvement in mafia-style corruption.
(11) The possible arrangements of molecules within the twisted ribbons have been deduced and are found to be fairly closely related.
(12) Idiopathic torsion dystonia (ITD) is characterized by sustained, involuntary muscle contractions, frequently causing twisting and repetitive movements or abnormal postures.
(13) These results indicate that the polypeptide chain, driven by energetics (nonbonded and electrostatic interactions), is folded into a typical left-handed twisted four-helix bundle with an approximately 4-fold symmetric array, as observed in most four alpha-helix proteins.
(14) In the mutants twist and snail, which fail to differentiate the ventrally derived mesoderm, mitoses specific to the mesoderm are absent.
(15) Fulham were helped by United being forced into a trio of substitutions at the interval, as Rafael succumbed to a twisted ankle, Cleverly had double vision and Evans had back trouble.
(16) Blockage of the balloon system was possibly caused by twisting the system to reach and pass the lesion in the branch of left circumflex coronary artery.
(17) In the tradition of the American author Patricia Highsmith, creator of the charming psychopath Tom Ripley, Rendell used twisting plots to expose twisted minds.
(18) From previous genetic and biochemical studies it was hypothesized that dorsal might be responsible for the activation of the zygotic gene twist.
(19) Finally, the twisted nose was treated by freeing the nasal components, straightening the bone and cartilage, and replacing them in their anatomical positions.
(20) It doesn’t do a lot at the moment, but there’s a lot of potential for a modern twist on board games here.