What's the difference between hygroscopic and retaining?

Hygroscopic


Definition:

  • (a.) Of or pertaining to, or indicated by, the hygroscope; not readily manifest to the senses, but capable of detection by the hygroscope; as, glass is often covered with a film of hygroscopic moisture.
  • (a.) Having the property of readily inbibing moisture from the atmosphere, or of the becoming coated with a thin film of moisture, as glass, etc.

Example Sentences:

  • (1) We chronically implanted hygroscopic occluders around the left circumflex coronary artery in 49 anesthetized young male domestic pigs and we studied the development of a collateral circulation at 4, 8, 12, and 26 weeks after implantation.
  • (2) We studied relaxation by hygroscopic expansion of the interfacial polymerization shear stress of bonded resin composites.
  • (3) These experiments are the first to verify that the classical particle growth theory is applicable to the particle sizes and environmental conditions present in the human airways during hygroscopic aerosol therapy.
  • (4) TBZ-Ph was shown to possess slight photosensitivity; it was not hygroscopic.
  • (5) The present UNICEF ORS mixture compacted easily by direct compression but gave fragile tablets, which were hygroscopic.
  • (6) The organism is characterized by its gray aerial mycelium color, hygroscopic spore mass and spiral spore chains with warty or spiny spore surfaces.
  • (7) The affected skin of pityriasis alba showed functional defects in both hygroscopicity and water-holding capacity detectable by water sorption-desorption test.
  • (8) Despite the biochemical keratin changes in psoriatic plaque, the latter is highly hygroscopic, in particular in the first minute after bathing.
  • (9) After the hygroscopicity of types I and II had been tested at various levels of relative humidity (RH) at 35 degrees C, type I was stable at less than 82% RH, but transformed into the monohydrate at more than 88% RH.
  • (10) Progredient stenosis of the circumflex coronary artery was induced by implanting a hygroscopic ameroid constrictor ring around it and occlusion was verified by in vivo angiography.
  • (11) Whisker-like crystals appeared on the surface of tablets that contained lactose or mannitol, a hygroscopic material such as docusate sodium, magnesium chloride, or potassium acetate, and other ingredients stored in an atmosphere of high relative humidity.
  • (12) Therefore conventional type suppositories containing VPA or S-VPA were not of practical use, whereas III and VI prevented volatility of VPA and minimized the hygroscopic property of S-VPA.
  • (13) Laminaria, a hygroscopic seaweed, was used to induce pressure within the rat tympanic cavity.
  • (14) The physicochemical properties of amorphous forms of frusemide, prepared by spray-drying at 50 or 150 degrees C, and their hygroscopic stability at temperatures of 25 and 40 degrees C, and at 0 and 75% relative humidity were investigated.
  • (15) The hydration, the hygroscopicity and the water-holding capacity as well as the rate of water loss were measured in 1) dry non-eczematous skin in 13 patients (mean age 32 years) with atophic dermatitis (AD), 2) dry, xerotic skin of old patients (mean age 75 years) and 3) 17 controls (mean age 36 years) with normal skin and no history of AD.
  • (16) We have developed a method (hygroscopic desorption) for measuring the binding of small molecules to membranes.
  • (17) It would appear that in terms of contamination control and air flow resistance the pleated membrane filter provides a wider margin of safety than either the hygroscopic or composite devices.
  • (18) The relationship between the pseudopolymorphic crystal forms of this compound and water content was studied by X-ray diffractometry, coulometric moisture analysis, thermal analysis, and hygroscopic and vacuum-freeze-drying experiments.
  • (19) After the hygroscopicity test, the final expansion ratio of type I tablets was more than that of type II tablets.
  • (20) It was found that highly hygroscopic wool fabrics were perceived as being dryer and maintained a higher temperature at the skin surface than polyester, a less hygroscopic fabric, during fabric-skin contact.

Retaining


Definition:

  • (p. pr. & vb. n.) of Retain

Example Sentences:

  • (1) The femoral component, made of Tivanium with titanium mesh attached to it by a new process called diffusion bonding, retains superalloy fatigue strength characteristics.
  • (2) But RWE admitted it had often only been able to retain customers with expired contracts by offering them new deals with more favourable conditions.
  • (3) Their particular electrophoretic mobility was retained.
  • (4) The cis isomer was retained longer in liver, particularly in mitochondria, but had low retention in that portion of the endoplasmic reticulum isolated as the rough membrane fraction.
  • (5) Despite this alteration in subcellular distribution, the mutant polypeptide retained the ability to induce fibroblast transformation by several parameters, including the ability to display anchorage-independent growth.
  • (6) They retained the ability to make this discrimination when the coloured stimuli were placed against a background bright enough to saturate the rods.3.
  • (7) By adjustment to the swaying movements of the horse, the child feels how to retain straightening alignment, symmetry and balance.
  • (8) ITV retained its quasi-feudal structure until the 1990s.
  • (9) This "paradox of redistribution" was certainly observable in Britain, where Welfare retained its status as one of the 20th century's most exalted creations, even while those claiming benefits were treated with ever greater contempt.
  • (10) Ultraviolet difference spectrophotometry indicates that the inactivated enzyme retains its capacity for binding the nucleotide substrates whereas the spectral perturbation characteristic of 3-phosphoglycerate binding is abolished in the modified enzyme.
  • (11) In a newspaper interview last month, Shapps said the BBC needed to tackle what he said was a culture of secrecy, waste and unbalanced reporting if it hoped to retain the full £3.6bn raised by the licence fee after the current Royal Charter expires in 2016.
  • (12) The most serious complications following operative treatment are retained bile duct calculi (2.8%), wound infection and biliary fistulae.
  • (13) Bivalent F(ab')(2) also retains its insulin-like effects.
  • (14) In this study, a technique is described by which large obturators can be retained with an acrylic resin head plate.
  • (15) At the end of the dusting period those animals treated with normally charged dust had significantly more chrysotile retained in their lungs than animals exposed to discharged dust.
  • (16) The fact that the security service was in possession of and retained the copy tape until the early summer of 1985 and did not bring it to the attention of Mr Stalker is wholly reprehensible,” he wrote.
  • (17) Formula fed infants retained more nitrogen and gained weight faster.
  • (18) As an extension of the previous study which indicated that mesoglea is a primitive basement membrane which has retained some characteristics of interstitial extracellular matrix, the present study was undertaken to analyze the role of mesoglea components during head regeneration in Hydra vulgaris.
  • (19) The resulting cell lines have a stable phenotype and retain the changes which result from transformation even after extended passaging.
  • (20) Protein synthesis in cell-free extracts from resistant or susceptible bacteria was equally susceptible to inhibition by Cd(2+), but spheroplasts from resistant bacteria retained their resistance.