What's the difference between atom and item?

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.

Item


Definition:

  • (adv.) Also; as an additional article.
  • (n.) An article; a separate particular in an account; as, the items in a bill.
  • (n.) A hint; an innuendo.
  • (n.) A short article in a newspaper; a paragraph; as, an item concerning the weather.
  • (v. t.) To make a note or memorandum of.

Example Sentences:

  • (1) An application is made to the validity of cancer risk items included in a cancer registry.
  • (2) To be fair to lads who find themselves just a bus ride from Auschwitz, a visit to the camp is now considered by many tourists to be a Holocaust "bucket list item", up there with the Anne Frank museum, where Justin Bieber recently delivered this compliment : "Anne was a great girl.
  • (3) A subsample of patients scoring over the recommended threshold (five or above) on the general health questionnaire were interviewed by the psychiatrist to compare the case detection of the general practitioner, an independent psychiatric assessment and the 28-item general health questionnaire at two different cut-off scores.
  • (4) Other Christmas favourites, including stollen, organic mince pies and Schweppes tonic will also be included among 100 seasonal products on the list of 1,000 items which shoppers can choose from over the next few months.
  • (5) Although various micronutrients (vitamins and trace elements) have also been found to have either a positive or negative association, findings were more clear-cut for the different food items contributing the micronutrients than for the specific micronutrients themselves.
  • (6) Nearly all 17 items of a behaviour rating scale had improved very significantly by the end of the fourth week, while in 82% of the patients of group A and 76% of group B results were rated good to very good.
  • (7) UPDATE II [Tues.] Two other items that may be of interest: first, Guardian editor-in-chief Alan Rusbridger was the guest for the full hour yesterday on Democracy Now, discussing the paper's role in reporting the NSA stories, and the video and transcript of the interview are here ; second, marking our collaboration on a series of articles about spying on Indians, the Hindu has a long interview with me on a variety of related topics, here .
  • (8) The ONS said it was possible that these one-off items and a rise in tax receipts in January could bring the overall debt figure within the OBR's £80.5bn forecast.
  • (9) An important step in instrument development is writing the items that are derived from concept analysis and validation.
  • (10) Case histories Citing some or all of the following cases makes you look knowledgeable: * Wilson v Love (1896) established that a charge was a penalty if it did not relate to the true cost of an item.
  • (11) In a BBC Radio 4 performance that attempts to underline his status as a normal bloke – although he admits he was too "square" to attract a girlfriend at university – Miliband's luxury item is a weekly chicken tikka masala from his local north London Indian takeaway.
  • (12) The performance of candidates on the geriatric medicine items on the American Board of Internal Medicine's 1980, 1981, and 1982 Certifying Examinations was analyzed.
  • (13) By using a quasi-A-B-A experimental design for the six abortion items that appeared in the Edmonton Area Survey for the years 1984, 1987, and 1988, we found that the order of presentation of the items affected dramatically the endorsement of the abortion items.
  • (14) The texture of a food item can be distinguished in hardness, toughness, stickiness, juiciness and chewability.
  • (15) Study of the clinical characteristics of depressive state by hemisphere stroke with the use of symptom items of Zung scale and Hamilton scale showed that patients in depressive state with right hemisphere stroke had high values in symptom items considered close to the essence of endogenous depression such as depressed mood, suicide, diurnal variation, loss of weight, and paranoid symptoms, while patients in depressive state with left hemisphere stroke had high values in symptom items having a nuance of so-called neurotic depression such as psychic anxiety, hypochondriasis, and fatigue.
  • (16) The objectivity of the items was proved by fourfold examination of the same sample group.
  • (17) As well as stocking second-hand items for purchase, charity shops such as Oxfam have launched Christmas gifts to provide specific help for poor communities abroad.
  • (18) Following this relaxation procedure, subjects were asked to complete a 20 item questionnaire in which a five point rating scale served as an index of the degree of acceptance of relaxation.
  • (19) Afghanistan will be the main item on the agenda at a meeting on Wednesdaybetween Cameron and Barack Obama in the Oval Office on the main day of the visit.
  • (20) Our own criteria for evaluating hypertension were employed on the basis of the following items: a past history of hypertension, blood pressure levels on admission and during hospitalization, degree of retinopathy, and ECG changes.