What's the difference between buy and exchange?

Buy


Definition:

  • (v. t.) To acquire the ownership of (property) by giving an accepted price or consideration therefor, or by agreeing to do so; to acquire by the payment of a price or value; to purchase; -- opposed to sell.
  • (v. t.) To acquire or procure by something given or done in exchange, literally or figuratively; to get, at a cost or sacrifice; to buy pleasure with pain.
  • (v. i.) To negotiate or treat about a purchase.

Example Sentences:

  • (1) • This article was amended on 1 September 2014 because an earlier version described Platinum Property Partners as a buy-to-let mortgage lender.
  • (2) Total costs of building the three missile destroyers in Australia will amount to more than $9bn, approximately three times the cost of buying the ships ready made from Spanish company Navantia, The Australian reported on Friday .
  • (3) Eight patients aged 7-15 were using inhaled sympathomimetic aerosols only at the time of buying a nebuliser as compared with most of the older patients, who were using regular oral steroids.
  • (4) He gets Lyme disease , he dates indie girls and strippers; he lives in disused warehouses and crappy flats with weirded-out flatmates who want to set him on fire and buy the petrol to do so.
  • (5) "For a few it will feel like having your wallet nicked with the mugger then handing you a few bob back to buy a pint.
  • (6) The headteacher of the school featured in the reality television series Educating Essex has described using his own money to buy a winter coat for a boy whose parents could not afford one, in a symptom of an escalating economic crisis that has seen the number of pupils in the area taking home food parcels triple in a year.
  • (7) But it [Help to Buy] is the right policy instrument to deal with a specific problem."
  • (8) Celebrity woodlanders Tax breaks and tree-hugging already draw the wealthy and well-known to buy British forests.
  • (9) There are men who have been here for 15, 20 years or more who have never even sat in the cars because no one on the floor can afford to buy one.
  • (10) Admirable, but will destroying ivory get that message through to poachers, ivory traffickers and the workshops in east Asia and elsewhere that buy smuggled raw ivory?
  • (11) However, Pearson is understood to have believed an offer from News Corporation to buy Penguin outright would not have been financially viable.
  • (12) But Berlusconi and Sarkozy, seeking to curry favour with the strong far-right constituencies in both countries, sought to bury their differences by urging the rest of Europe to buy into their anti-immigration agenda.
  • (13) Sainsbury’s revealed on Tuesday that it had made an approach to buy Home Retail , which also owns DIY chain Homebase, and sources expect the company to return with another bid.
  • (14) For more than half a century, Saudi leaders manipulated the United States by feeding our oil addiction, lavishing money on politicians, helping to finance American wars, and buying billions of dollars in weaponry from US companies.
  • (15) Many leave banking after three to five years, not because they are 'worn out', but because now they have financial security to start their own business or go on to advocate for a cause they are passionate about or buy a small cottage in the West Country for the rest of their lives."
  • (16) Not even housebuilders are entirely happy, although recent government policies such as Help to Buy and the encouragement of easy credit have helped their share prices rise.
  • (17) Cobra collapsed into administration in 2009 after which Lord Bilimoria was criticised for using a “pre-pack” deal to buy back a stake in the firm.
  • (18) And the idea that it is somehow “unfair” to tax a small number of mostly rich people who were lucky enough to buy houses in central London that have soared in value to over £2m is perverse.
  • (19) Its Google Preferred initiative, launched in October 2014, packages up its most popular channels into more appealing media buys for big brands.
  • (20) It's also worth noting that if the Help to Buy scheme really does inflate house prices, by waiting five years before you buy you run the risk of not actually being able to save enough for a 10% deposit, because you'll need a bigger amount than you now need.

Exchange


Definition:

  • (n.) The act of giving or taking one thing in return for another which is regarded as an equivalent; as, an exchange of cattle for grain.
  • (n.) The act of substituting one thing in the place of another; as, an exchange of grief for joy, or of a scepter for a sword, and the like; also, the act of giving and receiving reciprocally; as, an exchange of civilities or views.
  • (n.) The thing given or received in return; esp., a publication exchanged for another.
  • (n.) The process of setting accounts or debts between parties residing at a distance from each other, without the intervention of money, by exchanging orders or drafts, called bills of exchange. These may be drawn in one country and payable in another, in which case they are called foreign bills; or they may be drawn and made payable in the same country, in which case they are called inland bills. The term bill of exchange is often abbreviated into exchange; as, to buy or sell exchange.
  • (n.) A mutual grant of equal interests, the one in consideration of the other. Estates exchanged must be equal in quantity, as fee simple for fee simple.
  • (n.) The place where the merchants, brokers, and bankers of a city meet at certain hours, to transact business. In this sense often contracted to 'Change.
  • (n.) To part with give, or transfer to another in consideration of something received as an equivalent; -- usually followed by for before the thing received.
  • (n.) To part with for a substitute; to lay aside, quit, or resign (something being received in place of the thing parted with); as, to exchange a palace for cell.
  • (n.) To give and receive reciprocally, as things of the same kind; to barter; to swap; as, to exchange horses with a neighbor; to exchange houses or hats.
  • (v. i.) To be changed or received in exchange for; to pass in exchange; as, dollar exchanges for ten dimes.

Example Sentences:

  • (1) In crosses between inverted repeats, a single intrachromatid reciprocal exchange leads to inversion of the sequence between the crossover sites and recovery of both genes involved in the event.
  • (2) Alleles in this region can be exchanged between X and Y chromosomes and are therefore inherited as if autosomal.
  • (3) He said: "Monetary policy affects the exchange rate – which in turn can offset or reinforce our exposure to rising import prices.
  • (4) Electron self-exchange has been measured by an NMR technique for horse-heart myoglobin.
  • (5) The influence of blood and blood-product therapy was studied in two groups of children: 1) 90 children who had exchange transfusion after birth because of serologic incompatibility (aged 5 months to 5 years).
  • (6) I usually use them as a rag with which to clean the toilet but I didn’t have anything else to wear today because I’m so fat.” While this exchange will sound baffling to outsiders, to Brits it actually sounds like this: “You like my dress?
  • (7) Resorption of calcium and depositon of inorganic phosphates in the implanted ceramics suggested that ions were being exchanged with the body fluids.
  • (8) We propose that, for a GC base pair in B conformation, there are two amino proton exchangeable states--a cytosine amino proton exchangeable state and a guanine amino proton exchangeable state; both require the disruption of only the corresponding interbase H bond.
  • (9) Several aminoacyl-tRNA synthetases are herein shown to catalyze the AMP----ADP and ADP----ATP exchange reactions (in the absence of tRNAs) by utilizing a transfer of the gamma-phosphate of ATP to reactive AMP and ADP intermediates that are probably the mixed anhydrides of the nucleotide and the corresponding amino acid.
  • (10) To gain more information about sources of activator Ca2+ involved in the contraction of rat and guinea-pig aorta evoked by angiotensin II and their sensitivity to Ca2+ entry blockers, measurement of slowly exchanging 45Ca2+ was established.
  • (11) Deuterium-labeled aspirin (2-acetoxy[3,4,5,6-2H4]benzoic acid) was synthesized from salicylic acid by catalytic exchange and subsequent acetylation.
  • (12) Pulmonary gas exchange and hemodynamics were compared on the day of transplantation (day 0) and 3 days later (day 3).
  • (13) Acute isovolemic anemia was produced in anesthetized chickens by serial exchanges of 6% dextran 70 equal to 1% of body weight to quantitate cardiovascular and metabolic parameters.
  • (14) By contrast, there was a rapid exchange of tracer Leu carbon between placenta and fetus resulting in a significant flux of labeled KIC from placenta to fetus.
  • (15) Moreover, it is the recombinant p70 polypeptides of slowest mobility that coelute with S6 kinase activity on anion-exchange chromatography.
  • (16) Bio-Rex 70, a carboxylic acid cation exchanger, is studied as a biological ion-exchanger resin model for cellular cytoplasm.
  • (17) Three triacetinases (A, B and C) were shown to undergo reciprocal conversions under storage and during some purification procedures (effect of pH, ionic strength, ion-exchange chromatography, concentration, lyophilization, etc.).
  • (18) Under normal conditions (venous PO2 greater than or equal to 40 mm Hg), oxygen delivery to the muscle was maintained mainly by large increases in the capillary exchange capacity and the oxygen extraction ratio in accord with tissue demand following the application of the above stresses.
  • (19) By allelic exchange using cloned PI genes from FA19 (PIA) and MS11 (PIB) and a selectable marker introduced closely downstream of these genes, we constructed sets of isogenic gonococcal strains that differ only in their PI gene.
  • (20) The unidirectional Cl- fluxes may have significant contributions from both the transcellular and paracellular pathways, with the direction of departure from predicted values being consistent with the presence of Cl- exchange diffusion.