What's the difference between atom and speck?

Atom


Definition:

  • (n.) An ultimate indivisible particle of matter.
  • (n.) An ultimate particle of matter not necessarily indivisible; a molecule.
  • (n.) A constituent particle of matter, or a molecule supposed to be made up of subordinate particles.
  • (n.) The smallest particle of matter that can enter into combination; one of the elementary constituents of a molecule.
  • (n.) Anything extremely small; a particle; a whit.
  • (v. t.) To reduce to atoms.

Example Sentences:

  • (1) It has been conformed that catalase from bovine liver eliminates only the pro R hydrogen atom from ethanol.
  • (2) The results demonstrated that K2PtCl4 was bound to a greater degree than CDDP in this system with 3-5 and 1-2 platinum atoms respectively, bound per transferrin molecule.
  • (3) Richard Bull Woodbridge, Suffolk • Why does Britain need Chinese money to build a new atomic generator ( Letters , 20 October)?
  • (4) The bond distances of Cu to Cl(1), Cl(2), N(3) and N(3') atoms are 2.299 (1), 2.267 (1), 1.985 (4) and 1.996 (3) A, respectively.
  • (5) The common atoms of the [3Fe-4S] and [4Fe-4S] cores agree within 0.1 A; the three common cysteinyl S gamma ligand atoms agree within 0.25 A.
  • (6) This result was confirmed by atomic absorption spectroscopy, which indicated a stoicheiometry for copper and manganese of approx.
  • (7) The inter-molecular similarity measure used is the number of atoms in the 3-D common substructure (CS) between the two molecules which are being compared.
  • (8) The risks are determined, mainly by expert committees, from the steadily growing information on exposed human populations, especially the survivors of the atomic bombs dropped in Japan in 1945.
  • (9) All N and O atoms except N(3) and O(4') participate in a three-dimensional hydrogen-bonding system.
  • (10) This suggestion is supported by EPR studies, which show that the iron atoms in Fe(III)L-globin are in two low electronic states.
  • (11) The molar refractivity has been shown to be a superior parameter for the description of the activity of sulphonamides than the sum of electronegativities of atoms making up a heterocyclic substituent in the sulphonamide molecule and molecular weight of the substituent.
  • (12) Binding to HSA occurs primarily with the imidazolidine and thiazolidine groups of levamisole as it has been demonstrated by selective changes in the relaxation times and the chemical shifts of the protons attached to the carbon atoms.
  • (13) Each repeat unit contains thirty amino acids and is thought to bind a zinc atom using two cysteines and two histidines as ligands.
  • (14) NADP+ bound at the C8 atom in the adenine moiety proved to be the most efficient ligand whereas that bound at the C3 atom of the ribose moiety was relatively inefficient.
  • (15) This structure is further characterized by approaches of both the carbonyl and the furan O atoms to ring H atoms with separations which are slightly less than the sum of the relevant van der Waals radii.
  • (16) The magnitude of improvement achieved is dependent upon field size, SSD, the atomic number of the foil material, and foil thickness.
  • (17) For the liver enzyme, the logarithm of the inhibition constant was linearly related to the number of carbon atoms in the saturated fatty acids whereas the muscle enzyme, which was generally more strongly inhibited, showed a nonlinear dependence.
  • (18) Results obtained from a such study are here compared with levels obtained from a comparative determination of the metals in the mosses by three other techniques: Differential pulse anodic stripping voltammetry (DPASV), Direct current plasma (atomic emission) spectroscopy (DCPS) and X-ray fluorescence (XRF) spectroscopy.
  • (19) It was hypothesized that the observed activity variation of the paracetamol analogues was based on the relative abilities of these compounds to undergo H atom loss at the phenolic oxygen, and on the relative stabilities of the resulting free-radical species.
  • (20) The resulting family of structures has a mean backbone rmsd of 0.63 A (N, C alpha, C', O atoms), excluding the segments containing residues 45-59 and 84-88.

Speck


Definition:

  • (n.) The blubber of whales or other marine mammals; also, the fat of the hippopotamus.
  • (n.) A small discolored place in or on anything, or a small place of a color different from that of the main substance; a spot; a stain; a blemish; as, a speck on paper or loth; specks of decay in fruit.
  • (n.) A very small thing; a particle; a mite; as, specks of dust; he has not a speck of money.
  • (n.) A small etheostomoid fish (Ulocentra stigmaea) common in the Eastern United States.
  • (v. t.) To cause the presence of specks upon or in, especially specks regarded as defects or blemishes; to spot; to speckle; as, paper specked by impurities in the water used in its manufacture.

Example Sentences:

  • (1) Given how Bank forecasts have been all over the shop, it is possible that the Old Lady's spreadsheet wizards could scupper Mr Carney's plans by spying a speck of price pressure and panicking about it turning into a giant inflationary boulder.
  • (2) 11.21pm GMT Tweets Jeremiah Tittle (@WWWJT) @LengelDavid @Paolo_Bandini @HunterFelt @GdnUSsports remove the wooden beam from your own eye before you remove the speck from the umpires'.
  • (3) Michelangelo Merisi da Caravaggio (1571-1610) died young, had a public career for only 10 years, had no workshop, bequeathed no drawings and left no pupils, and the only places he travelled to outside mainland Italy were the Mediterranean speck of Malta and, briefly, Sicily.
  • (4) Andreas Speck London • David Miranda's detention was an extreme case of a large-scale harassment, especially of Muslims and political activists monitored by MI5.
  • (5) The darting speck of fiery orange had gone, perhaps already on his way to another continent.
  • (6) The smallest speck, fibre and mass sizes visible in the radiographs were 0.24, 0.75 and 0.5 mm, respectively.
  • (7) A qualitative description of electrostatic interactions between the two cytochromes based on limited electrostatic interaction domains on the cytochrome c oxidase surface was found to be in good agreement with all our data and supports the model of Speck et al.
  • (8) The best machines could resolve 0.2 mm aluminium oxide specks with the contact technique.
  • (9) Ulrich Speck is senior fellow at the Transatlantic Academy, Washington DC
  • (10) Speck visibility was as dependent on the composition of the specks and of the surrounding material as on the size of the specks.
  • (11) The Cocos Islands is a tiny green speck in the Indian ocean nearer to Penang than Perth, settled in 1826 as a resupply base for Indian ocean traders.
  • (12) Fairly easy Salads Tabbouleh Most of us visualise tabbouleh as bulgur with specks of herbs, but in the Lebanon it is very green with specks of bulgur.
  • (13) This was the scene in Lawrence of Arabia (1962) in which Lawrence ( Peter O’Toole ) first makes contact with the Arab chieftain Sherif Ali (Sharif), who will become his key ally in the desert fighting, and the latter, in a daringly protracted sequence, develops from a speck on the horizon into a towering, huge horseman, rifle at the ready.
  • (14) (Speck, S.H., Dye, D. and Margoliash, E. (1984) Proc.
  • (15) The area is a busy shipping route connecting to the Strait of Malacca and the Pacific and is believed to have rich oil and gas deposits, meaning that the tiny specks of land that dot it have been contested by many neighbouring powers for decades.
  • (16) Photograph: Penny Bradfield Julia Gillard leaves the press conference Photograph: Penny Bradfield Updated at 10.01am GMT 9.09am GMT Lenore Taylor on a "speck of silver lining for Labor" Guardian Australia’s incoming political editor Lenore Taylor writes for Fairfax media that Labor’s political dysfunction has reached levels unprecedented “even for a party that has spent much of the last three years tearing itself asunder”.
  • (17) We obtained 2-8 fold variations for the smallest sizes of the three objects (specks, fibres and masses) visible in the X-ray images and 3.0-3.7 fold variations for an "image score".
  • (18) Climbing over rough ground, the route follows the rim of a dramatic escarpment above the sea, with wonderful views down to the water, often specked with passing porpoises and dolphins.
  • (19) This consists of multiple echogenic specks in an otherwise normal testicular parenchyma.
  • (20) Interphase nuclei are characterized by the distribution of chromatin; aside from the cortical chromatin spread along nuclear envelope and nucleolus, there are chromatin accumulations that belong mainly in two different classes: 1) numerous chromatin "specks" ranging in size from about 5 to 70 nm and averaging 47 nm; 2) a few roughly circular or elongated chromatin "packets" measuring from 70 to 230 nm.