What's the difference between compound and element?

Compound


Definition:

  • (n.) In the East Indies, an inclosure containing a house, outbuildings, etc.
  • (v. t.) To form or make by combining different elements, ingredients, or parts; as, to compound a medicine.
  • (v. t.) To put together, as elements, ingredients, or parts, in order to form a whole; to combine, mix, or unite.
  • (v. t.) To modify or change by combination with some other thing or part; to mingle with something else.
  • (v. t.) To compose; to constitute.
  • (v. t.) To settle amicably; to adjust by agreement; to compromise; to discharge from obligation upon terms different from those which were stipulated; as, to compound a debt.
  • (v. i.) To effect a composition; to come to terms of agreement; to agree; to settle by a compromise; -- usually followed by with before the person participating, and for before the thing compounded or the consideration.
  • (v. t.) Composed of two or more elements, ingredients, parts; produced by the union of several ingredients, parts, or things; composite; as, a compound word.
  • (n.) That which is compounded or formed by the union or mixture of elements ingredients, or parts; a combination of simples; a compound word; the result of composition.
  • (n.) A union of two or more ingredients in definite proportions by weight, so combined as to form a distinct substance; as, water is a compound of oxygen and hydrogen.

Example Sentences:

  • (1) These factors might account for the lower systemic bioavailability of these compounds.
  • (2) The interaction of the antibody with both the bacterial and the tissue derived polysialic acids suggests that the conformational epitope critical for the interaction is formed by both classes of compounds.
  • (3) These organic compounds were found to be stable on the sorbent tubes for at least seven days.
  • (4) Compound Z has the properties expected of an oxidized MPT precursor.
  • (5) Although Jeggo's Chinese hamster ovary cells were more responsive to mAMSA, novo still abrogated mAMSA toxicity in the mutant cells as well as in the parental Chinese hamster ovary cells 2,4-Dinitrophenol acted similarly to novo with respect to mAMSA killing, but neither compound reduced the ATP content of V79 cells.
  • (6) Recent data collected by the Games Outcomes Project and shared on the website Gamasutra backs up the view that crunch compounds these problems rather than solving them.
  • (7) There fore, the adverse effects may be induced by such quartz or silicon compounds.
  • (8) Fluorination with [18F]acetylhypofluorite yields 6-[18F]fluoro-L-dopa with 95% radiochemical purity; fluorination of the same substrate with [18F]F2 yields a mixture of all three structural isomers in a ratio of 70:16:14 for 6-, 5-, and 2-fluoro compounds.
  • (9) Mitonafide is the lead compound of a new series of antitumor drugs, the 3-Nitronaphthalimides, which have shown antineoplastic activity in vitro as well as in vivo.
  • (10) We have examined the activities of X, Y, and several related compounds as activators of macrophages.
  • (11) [125I]ET-1 binding to ETB receptors (nonselective to ET isopeptides) in cerebellar membranes was not inhibited by either of these compounds even at 100 microM.
  • (12) The individual classes of drugs are first treated separately to highlight specific aspects of their quantification, and this is followed by an overview of those methods permitting the concomitant analysis of two or more antiepileptic compounds.
  • (13) The remainder of the radioactivity appeared chromatographically just prior to the bisantrene peak, indicating that compounds more polar than the parent were present as transformation products.
  • (14) The ADAM derivative of carnitine was separated from decomposition products of the reagent and related compounds such as amino acid derivatives on a silica gel column eluted with methanol-5% aqueous SDS-phosphoric acid (990:10:1).
  • (15) Accidentally discovered nearly 40 years ago as the first true antidepressants, the MAOIs soon fell into disfavor due to concerns about toxicity and seemingly lesser efficacy compared with the newer tricyclic compounds.
  • (16) In a series of compounds with H2-antihistaminic activity, a conformational analysis was performed based on force field calculations.
  • (17) All three compounds were also very similar in their effects on [3H]5HT release from superfused rat striatal slices.
  • (18) A new compound, 5-bromo-2-(N,N-dimethylaminomethyl)furnan (IIc), is prepared in a similar way.
  • (19) On the basis of obtained data on the uniformity of chemical compounds of the secretion of glands belonging to different groups their common origin has been suggested.
  • (20) S-methyl-l-cysteine, 2-hydroxy-4-methiol butyric acid, S-adenosyl-l-methionine, and methionine peptides were the only compounds supporting growth, when substituted for methionine.

Element


Definition:

  • (n.) One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based.
  • (n.) One of the ultimate, undecomposable constituents of any kind of matter. Specifically: (Chem.) A substance which cannot be decomposed into different kinds of matter by any means at present employed; as, the elements of water are oxygen and hydrogen.
  • (n.) One of the ultimate parts which are variously combined in anything; as, letters are the elements of written language; hence, also, a simple portion of that which is complex, as a shaft, lever, wheel, or any simple part in a machine; one of the essential ingredients of any mixture; a constituent part; as, quartz, feldspar, and mica are the elements of granite.
  • (n.) One out of several parts combined in a system of aggregation, when each is of the nature of the whole; as, a single cell is an element of the honeycomb.
  • (n.) One of the smallest natural divisions of the organism, as a blood corpuscle, a muscular fiber.
  • (n.) One of the simplest essential parts, more commonly called cells, of which animal and vegetable organisms, or their tissues and organs, are composed.
  • (n.) An infinitesimal part of anything of the same nature as the entire magnitude considered; as, in a solid an element may be the infinitesimal portion between any two planes that are separated an indefinitely small distance. In the calculus, element is sometimes used as synonymous with differential.
  • (n.) Sometimes a curve, or surface, or volume is considered as described by a moving point, or curve, or surface, the latter being at any instant called an element of the former.
  • (n.) One of the terms in an algebraic expression.
  • (n.) One of the necessary data or values upon which a system of calculations depends, or general conclusions are based; as, the elements of a planet's orbit.
  • (n.) The simplest or fundamental principles of any system in philosophy, science, or art; rudiments; as, the elements of geometry, or of music.
  • (n.) Any outline or sketch, regarded as containing the fundamental ideas or features of the thing in question; as, the elements of a plan.
  • (n.) One of the simple substances, as supposed by the ancient philosophers; one of the imaginary principles of matter.
  • (n.) The four elements were, air, earth, water, and fire
  • (n.) the conditions and movements of the air.
  • (n.) The elements of the alchemists were salt, sulphur, and mercury.
  • (n.) The whole material composing the world.
  • (n.) The bread and wine used in the eucharist or Lord's supper.
  • (v. t.) To compound of elements or first principles.
  • (v. t.) To constitute; to make up with elements.

Example Sentences:

  • (1) Elements in the skin therefore seemed to enhance nerve regeneration and function.
  • (2) It has been generally believed that the ligand-binding of steroid hormone receptors triggers an allosteric change in receptor structure, manifested by an increased affinity of the receptor for DNA in vitro and nuclear target elements in vivo, as monitored by nuclear translocation.
  • (3) Four other independent LCMV-GP2(275-289) specific H-2Db-restricted CTL clones also expressed V alpha 4 and V beta 10 gene elements.
  • (4) Community involvement is a key element of the Primary Health Care (PHC) approach, and thus an essential topic on a course for managers of Primary Health Care programmes.
  • (5) Thus, human bronchial epithelial cells can express the IL-8 gene, with expression in response to the inflammatory mediator TNF regulated mainly at the transcriptional level, and with elements within the 5'-flanking region of the gene that are directly or indirectly modulated by the TNF signal.
  • (6) According to the finite element analysis, the design bases of fixed restorations applied in the teeth accompanied with the absorption of the alveolar bone were preferred.
  • (7) To determine the influence of cetylpyridinium chloride (CPC) adsorption on the wettability and elemental surface composition of human enamel, with and without adsorbed salivary constituents, surface-free energies and elemental compositions were determined.
  • (8) Second, the unknown is searched against the database to find all materials with the same or similar element types; the results are kept in set 2.
  • (9) It is concluded that selection against insertional mutations is unlikely to be the major factor involved in the containment of element abundance.
  • (10) We have investigated interactions between the erythroid transcription factor GATA-1 and factors binding two cis-acting elements commonly linked to GATA sites in erythroid control elements.
  • (11) Further, Tyr 20 is an important element of that sequence.
  • (12) It is possible that the elements provide common precursor proteins that reach the secretory intermediate lobe cells through their dendritic branches.
  • (13) Other than failing to get a goal, I couldn’t ask for anything more.” From Lambert’s perspective there was an element of misfortune about the first and third goals, with Willian benefitting from handy ricochets on both occasions.
  • (14) These data indicate that the sfrB gene product is a regulatory element, since the single gene product elicits the expression of genes for many products for F expression and lipopolysaccharide synthesis.
  • (15) Therefore, a hormonal regulatory element can discriminate among closely related transcription start sites.
  • (16) The safe motherhood initiative demands an intersectoral, collaborative approach to gynecology, family planning, and child health in which midwifery is the key element.
  • (17) The 500-bp element arose by duplication of one half of a 180-bp ancestor and insertion of a foreign segment between the two duplicated parts followed by amplification.
  • (18) Neither light nor electron microscopy revealed significant morphologic alterations in the cochlear elements of the exposed offspring.
  • (19) The hypothesis that the standard acoustic startle habituation paradigm contains the elements of Pavlovian fear conditioning was tested.
  • (20) Autopsy revealed a primary intimal sarcoma with osteogenic elements arising in the posterior leaflet of the pulmonary valve and obstructing the main pulmonary artery and its right branch.