(n.) A narrow opening resulting from a split or crack or the separation of a junction; a cleft; a fissure; a rent.
(v. t.) To crack; to flaw.
Example Sentences:
(1) Crevice corrosion propagation for gamma 2-free vs. gamma 2-containing amalgams was characterized by lower acceleration and maximum rates during the most dynamic period.
(2) Similarly, significant correlations were found between the individual tissue reaction scores and crevice corrosion scores from the 201 individual sites, again for all devices and for the asymptomatic and symptomatic removal groups.
(3) The objective of this study was to determine the in vitro corrosion products that resulted from crevice corrosion of low- and high-copper dental amalgams.
(4) The present study, along with that of the Ser82 variant protein (Louie et al., 1988b), clearly establishes the link between dielectric constant within the heme crevice and reduction potential.
(5) An iodine preparation removed 95% of accessible organisms, but about 20% of bacteria were protected by follicles, crevices, and lipids.
(6) The reaction of the Paracoccus oxidase with its own soluble cytochrome c550, which has a highly negative hemisphere on the side of the molecule away from the heme crevice, has different properties from those seen in its reaction with bovine cytochrome c. However the properties all change to be like those with bovine cytochrome c on addition of poly-L-lysine.
(7) Polymorphonuclear leukocytes (PMN) are predominant cells in the gingival crevice and saliva, and may play an important role in oral bacteria.
(8) By exploiting this bat's preference to roost in crevices, we could separately measure O2 uptake during ventilatory bouts and apneic periods using a flow-through metabolic chamber with a small dead space volume and short time constant.
(9) This implies that binding crevices for two chlorophylls and half of peridinins (four to five) are located at some distance from each other.
(10) The susceptibility of the 316 L CW austenitic stainless steel to pitting and relative resistance to crevice corrosion were measured by cyclic anodic polarization tests.
(11) Modification of lysines 8, 13, 25, 27, 72, 79, or 87 surrounding the heme crevice was found to significantly lower the rate of reaction, while modification of lysines in other regions had no effect.
(12) The introduction of an extra amino acid residue and of other changes in the crevice where the heme group is located is the likely cause of the instability of this hemoglobin variant.
(13) Since the pH of the gingival crevice increases from below neutrality in health to above pH 8 in disease, we decided to investigate the effect of environmental pH on the growth and enzyme activity of Bacteroides gingivalis W50.
(14) However, with a spin label previously shown to project to the lip on the crevice a clear N--F transition as well as the subsequent acid expansion are observed.
(15) On the atrioventricular valves, the deposition in this crevice was most severe on the outflow surface adjacent to the minor flow orifice.
(16) A new crevice geometry with elliptically shaped walls is introduced which reduces the height of the crevice needed for bubble emergence and relaxes the constraints for the stability of gas nuclei.
(17) Corrosion degradation of amalgam fillings is due mainly to localized corrosion cells in pores and crevices.
(18) It is believed to impart hydrophobicity while it could also determine the microgeometry of any crevices vital for bubble formation or retention.
(19) Gingival fluid was sampled from the orifices of the gingival crevices in five male subjects with clinically healthy gingiva.
(20) These bands can be assigned to modes which include strong contributions of vibrations largely localized in the propionate-carrying pyrrole rings A and D. This indicates structural differences in the deeper part of the heme crevice, remote from the mutation site.
Rift
Definition:
() p. p. of Rive.
(n.) An opening made by riving or splitting; a cleft; a fissure.
(n.) A shallow place in a stream; a ford.
(v. t.) To cleave; to rive; to split; as, to rift an oak or a rock; to rift the clouds.
(v. i.) To burst open; to split.
(v. i.) To belch.
Example Sentences:
(1) If he is not bluffing, this may cause a total rift with the European family from which Turkey already feels excluded.
(2) In March, the independent manufacturer of a forthcoming VR gaming headset, the Oculus Rift, was bought by Facebook for $2bn.
(3) However, a spokesperson for the Department for Communities and Local Government denied any reports of a rift with the Treasury.
(4) Compounds 3a and 3c exhibited significant activity against vaccinia virus in vitro, whereas 4a was effective against Rift Valley fever virus in mice.
(5) West African Dwarf sheep were challenged with a low mouse brain-passaged Rift Valley fever virus (Ib-AR 55172) isolated from Nigeria.
(6) A rift between the US and Pakistan appears to be widening at the Nato summit in Chicago – a dangerous development that could undermine Barack Obama's hopes for an orderly withdrawal from Afghanistan.
(7) The therapeutic efficacy of polyriboinosinic-polyribocytidylic acid stabilized with poly-L-lysine and carboxymethyl cellulose [poly(ICLC)] given alone or in combination with ribavirin was evaluated in Swiss Webster mice infected with Rift Valley fever virus.
(8) 1 Forge the Malaqi Trail: Wadi Mujib, Jordan From its northern reaches in Syria, the Great Rift Valley cuts a swathe through Jordan, pushing up the mountains that define many of the country's beautiful and well-managed nature reserves.
(9) The gerbil, Meriones unguiculatus, was investigated as a model for the encephalitic form of Rift Valley fever.
(10) The results mean that ARGeo can now expand geothermal projects up and down the Rift, which runs from Mozambique in the south to Djibouti in the north.
(11) • Facebook gets in a row with games firm Zenimax over who actually owns key parts of technology behind Oculus Rift, with Doom-creator John Carmack at its heart
(12) It’s almost like an 80s movie or something – the kind that studios don’t make anymore.” Facebook Twitter Pinterest There is a definite Big Chill vibe to Don’t Think Twice, a comedy that explores the thorny rifts between friends when one person’s newfound success threatens to alienate the group.
(13) Sisi doesn't seem to realise the deep rifts and political polarisation his policies have created.
(14) Underlining the regional rifts, a senior Iranian military official meanwhile signalled that Iran could yet send military advisers to Yemen to help the Houthis.
(15) Complicating matters further are rifts within the biggest party in congress, the Brazilian Democratic Movement party (PMDB), a party which concentrates more on power than any defined ideology and which has dominated Brazilian politics for the past 30 years.
(16) The answer, for the billionaire entrepreneur, is contained in the purchase of Oculus, the maker of the distinctive $350 Rift headset – which looks like a massive pair of opaque diving goggles.
(17) In the News Corp report , Rafter said the rift with Tomic remained deep and possibly irreconcilable after his dumping from Australia’s Davis Cup team over his Wimbledon post-match outburst.
(18) In a highly unorthodox move illustrating a rift between the party’s leader and its HQ bureaucracy, it was announced on Friday that Fisher would be suspended while the complaints were investigated and a report was submitted to the party’s national executive committee.
(19) In a sign of the depth of the rift at senior levels of the Conservative party, the prime minister told a gathering of business leaders in Downing Street last Wednesday that he was astonished that the mayor would risk the future of the City of London.
(20) Jeremy Corbyn's shadow cabinet agrees to Labour peace talks Read more Smith said: “Yesterday, I spoke directly with Len McCluskey of Unite and met with our leader, Jeremy Corbyn, to explore what I can do to try and heal the rifts that have opened up in our movement.” He said Corbyn had reassured him he was “engaging in talks with an open mind”.