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arbitrage

[ahr-bi-trahzh for 1, 3; ahr-bi-trij for 2]
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noun
  1. Finance. the simultaneous purchase and sale of the same securities, commodities, or foreign exchange in different markets to profit from unequal prices.
  2. Archaic. arbitration.
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verb (used without object), ar·bi·traged, ar·bi·trag·ing.
  1. Finance. to engage in arbitrage.
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Origin of arbitrage

1470–80; < Middle French, equivalent to arbitr(er) to arbitrate, regulate (< Latin arbitrārī; see arbitrate) + -age -age
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for arbitrage

arbitrage

noun
  1. finance
    1. the purchase of currencies, securities, or commodities in one market for immediate resale in others in order to profit from unequal prices
    2. (as modifier)arbitrage operations
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Derived Formsarbitrageur (ˌɑːbɪtræˈʒɜː), noun

Word Origin

C15: from French, from arbitrer to arbitrate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for arbitrage

n.

"exercise of the function of an arbitrator," late 15c., from Old French arbitrage "arbitration, judgment," from arbitrer "to arbitrate, judge," from Late Latin arbitrari, from Latin arbiter (see arbiter).

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Online Etymology Dictionary, © 2010 Douglas Harper