What's the difference between contrast and lightness?
Contrast
Definition:
(v. i.) To stand in opposition; to exhibit difference, unlikeness, or opposition of qualities.
(v. t.) To set in opposition, or over against, in order to show the differences between, or the comparative excellences and defects of; to compare by difference or contrariety of qualities; as, to contrast the present with the past.
(v. t.) To give greater effect to, as to a figure or other object, by putting it in some relation of opposition to another figure or object.
(n.) The act of contrasting, or the state of being contrasted; comparison by contrariety of qualities.
(n.) Opposition or dissimilitude of things or qualities; unlikeness, esp. as shown by juxtaposition or comparison.
(n.) The opposition of varied forms, colors, etc., which by such juxtaposition more vividly express each other's peculiarities.
Example Sentences:
(1) In contrast, DNA polymerase alpha, the enzyme involved in chromosomal DNA replication, was relatively insensitive to CA1.
(2) In contrast, arteries which were exposed to CO showed a higher uptake of cholesterol as compared to their corresponding control.
(3) In contrast, resting cells of strain CHA750 produced five times less IAA in a buffer (pH 6.0) containing 1 mM-L-tryptophan than did resting cells of the wild-type, illustrating the major contribution of TSO to IAA synthesis under these conditions.
(4) In contrast to previous reports, these tumours were more malignant than osteosarcomas and showed a five-year survival rate of only 4-2 per cent.
(5) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
(6) Among the migrants from the regions with contrasting climatic conditions.
(7) In contrast, the effects of deltamethrin and cypermethrin promote transmitter release by a Na+ dependent process.
(8) In contrast to L2 and L3 in L1 the mid gut runs down in a straight line without any looping.
(9) The use of glucagon in double-contrast studies of the colon has been recommended for various reasons, one of which is to facilitate reflux of barium into the terminal ileum.
(10) To determine the accuracy of double-contrast arthrography in complete rotator cuff tears, we studied 805 patients thought to have a complete rotator cuff tear who had undergone double-contrast shoulder arthrography (DCSA) between 1978 and 1983.
(11) High levels of spirochetes also were detected in diseased sites with phase-contrast microscopy.
(12) TR was classified as follows: severe (massive systolic opacification and persistence of the microbubbles in the IVC for at least 20 seconds); moderate (moderate systolic opacification lasting less than 20 seconds); mild (slight systolic opacification lasting less than 10 seconds); insignificant TR (sporadic appearance of the contrast medium into the IVC).
(13) In contrast, HEL antigen requires metabolically active cells for both of these processes.
(14) In contrast, idiopathic GH deficient girls have an onset of puberty and PHV nearer to a normal chronological age and at an early bone age.
(15) In contrast, human breast milk contained substantially increased levels of immunoreactive PTHrP.
(16) In contrast, in those subjects with chronic non-migrainous headache, the administration of piribedil had no effect.
(17) In contrast with oligodendrocytes, [Cl-]i in astrocytes is significantly increased (from 20 to 40 mM) above the equilibrium distribution owing to the activity of an inward directed Cl- pump; this suggests a different mechanism of K+ uptake in these cells.
(18) In contrast, the ryanodine receptor is observed in dendritic shafts, but not in the spines.
(19) In contrast sham-hemodialysis in group CA and group PS, respectively, did not result in significant increases in amino acid efflux from the leg implying that the protein catabolic effect of blood membrane contact depends on the chemical properties of dialysis membranes.
(20) In contrast, the association of serum cholesterol with mortality due to causes other than coronary heart disease changed during follow-up (interaction of cholesterol with follow-up period: p = 0.004).
Lightness
Definition:
(n.) The state, condition, or quality, of being light or not heavy; buoyancy; levity; fickleness; nimbleness; delicacy; grace.
(n.) Illumination, or degree of illumination; as, the lightness of a room.
(n.) Absence of depth or of duskiness in color; as, the lightness of a tint; lightness of complexion.
Example Sentences:
(1) On Friday night, in a stadium built in an area once deemed an urban wasteland, the flame that has journeyed from Athens to every corner of these islands will light the fire that launches the London Olympics of 2012.
(2) Apparently, the irradiation with visible light of a low intensity creates an additional proton gradient and thus stimulates a new replication and division cycle in the population of cells whose membranes do not have delta pH necessary for the initiation of these processes.
(3) Morphological alterations in the lungs of pheasants after prolonged high-dosage administration of bleomycin sulfate were studied by light and electron microscopy.
(4) Light microscopic studies of pancreata from mice sacrificed at this time demonstrated insulitis and beta cell necrosis.
(5) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
(6) A 66-year-old woman with acute idiopathic polyneuritis (Landry-Guillain-Barré [LGB] syndrome) had normal extraocular movements, but her pupils did not react to light or accommodation.
(7) We have examined overlapping octapeptides from the kappa IIIb light chain variable region and show that some framework peptides have the ability to bind aggregated IgG.
(8) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
(9) The water is embossed with small waves and it has a chill glassiness which throws light back up at the sky.
(10) A new type of Escherichia coli mutant which shows increased sensitivity to methyl methane sulfonate but not to UV light or to gamma rays was isolated after mutagenesis with N-methyl-N'-nitro-N-nitrosoguanidine.
(11) Approximately 90% of the patients have a lambda light chain myeloma protein and almost all patients excrete Bence-Jones protein.
(12) Matthias Müller, VW’s chief executive, said: “In light of the wide range of challenges we are currently facing, we are satisfied overall with the start we have made to what will undoubtedly be a demanding fiscal year 2016.
(13) In addition, lightly immunostained cells were distinguished in the caudal portion of the hypothalamic arcuate nucleus, area of tuber cinereum, retrochiasmatic area, and rostral portion of the paraventricular thalamic nucleus after colchicine treatment.
(14) Photograph: Guardian The research also compiled data covered by a wider definition of tax haven, including onshore jurisdictions such as the US state of Delaware – accused by the Cayman islands of playing "faster and looser" even than offshore jurisdictions – and the Republic of Ireland, which has come under sustained pressure from other EU states to reform its own low-tax, light-tough, regulatory environment.
(15) Using an in vitro culture system, light scatter analyses, and two-color flow cytometry, we provide evidence that the interleukin-2 (IL-2) and transferrin receptors can be induced within 48 hr on nonproliferating immature thymocytes.
(16) Photoreactions induced in that proper sensitizer molecules absorb UV-light or visible light.
(17) Urine specimens from patient REE also contained a light chain fragment that lacked the first (amino-terminal) 85 residues of the native light chain but otherwise was identical in sequence to the light chain REE.
(18) Three coyotes were operantly conditioned to depress one of two foot treadles, left or right, depending on the condition of the stimulus light.
(19) These results are discussed in the light of the mode of action of the substances used.
(20) The birds were maintained at a constant temperature in, dim green light.