(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.
Surge
Definition:
(n.) A spring; a fountain.
(n.) A large wave or billow; a great, rolling swell of water, produced generally by a high wind.
(n.) The motion of, or produced by, a great wave.
(n.) The tapered part of a windlass barrel or a capstan, upon which the cable surges, or slips.
(v. i.) To swell; to rise hifg and roll.
(v. i.) To slip along a windlass.
(n.) To let go or slacken suddenly, as a rope; as, to surge a hawser or messenger; also, to slacken the rope about (a capstan).
Example Sentences:
(1) An experimental model was established in the ewe allowing one to predict with accuracy an antral follicle that coincidentally would either undergo ovulation (6-8 mm diameter) or atresia (3-4 mm diameter) following synchronization of luteal regression and the onset of the gonadotropin surge.
(2) The surge the prime minister talks about can only be achieved by coordinating assets across 43 forces.
(3) When the antagonist was administered on the day of the LH surge, serum concentrations of bioactive LH were still elevated on the following day, but then fell to low levels.
(4) While winds gusting to 170mph caused significant damage, the devastation in areas such as Tacloban – where scenes are reminiscent of the 2004 Indian ocean tsunami – was principally the work of the 6-metre-high storm surge, which carried away even the concrete buildings in which many people sought shelter.
(5) In estrogen-primed ovariectomized rats, intraventricular injections of baclofen, a selective GABAB receptor agonist, either delayed, eliminated or disrupted the steroid-induced LH surge, depending on the time and the dose of the agonist injected.
(6) A bit like the old Lib Dems, perhaps: and indeed the Greens owe a big chunk of their surge to the exodus of voters from Clegg’s discredited rump.
(7) The survey also found that department stores – which include general retailers such as Marks & Spencer as well as traditional outlets such as John Lewis – had enjoyed their strongest surge in sales for 30 years.
(8) High blood pressure is itself an independent risk factor for vascular disease, in proportion to its height, for all ages and sexes, whether systolic or diastolic, labile or fixed, and the threat is further aggravated by surges in blood pressure throughout the person's daily activities.
(9) This in turn meant frantic investment in German coal and lignite – 10 new plants are said to be opening – and a surge in Polish coal output.
(10) Since the debate the number of Ukip members has surged past 35,000.
(11) There was however a surge of plasma oxytocin detected during labor and puerperium, a pattern somewhat similar to that seen in normal pregnancy.
(12) Exposure to short daylengths arrests the oestrous cycle, provokes daily gonadotrophin surges and reduces the ability of exogenous oestradiol to trigger behavioural receptivity in golden hamsters.
(13) [Surg Gynecol Obstet 1986; 163:555-560]; the estrogen and progesterone receptor levels were evaluated by immunoenzymatic assay.
(14) The Liberal surge in February 1974 and the rise of the SDP in the early 1980s showed that protest politics was translating into something more ambitious.
(15) The day of the serum LH surge was taken as a reference point in evaluating the reliability and sensitivity in predicting ovulation of the other tests studied.
(16) On the basis of these and previous results it is concluded that the availability of NE in the MPO is an important factor in determining the hight of the preovulatory LH surge.
(17) Frontal hypothalamic deafferentation (FHD), which disconnects the anterior hypothalamus from the preoptic area, stops the twice daily surges of prolactin secretion of pregnancy or pseudopregnancy in the rat, and causes rapid luteolysis.
(18) The relative contributions of dopamine (DA) and prolactin-releasing factor (PRF) in generating the preovulatory prolactin (PRL) surge were investigated.
(19) Most panics surged out of a pre-existing plateau of tonic anxiety which lasted most of the day.
(20) injected at 13.45 h. Transection which interrupted the connection of septum (SEPT), diagonal band of Broca (DBB) and bed nucleus of stria terminalis (BST) with the preoptic-suprachiasmatic area interfered with ovulation and surge of release of all 3 hormones.