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break-even

or break·e·ven

[breyk-ee-vuh n]
adjective
  1. having income exactly equal to expenditure, thus showing neither profit nor loss.
noun
  1. break-even point.
  2. Energy. the stage at which a fission or fusion reaction becomes self-sustaining.

Origin of break-even

An Americanism dating back to 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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