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[kawst-i-fek-tiv, kost-] /ˈkɔst ɪˈfɛk tɪv, ˈkɒst-/
producing optimum results for the expenditure.
Related forms
cost-effectively, adverb
cost-effectiveness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for cost effective
  • Rechargeable batteries are more cost effective than throwaway batteries over the long term.
  • It is more cost effective and more efficient as well.
  • Develops multi-year strategy to expand planned gifts effort, ensuring that efforts are cost effective.
  • If a book is recalled more than once every four years or so, it's not cost effective to put it in remote storage.
  • Tools and techniques have evolved to provide this at a more reliable and cost effective manner.
  • Unfortunately, even programs proven to be cost effective are vulnerable to cuts.
  • It would help in reaching the audience in a cost effective and accurate manner.
  • In the mean time, fission is proven and cost effective.
  • But cryogenic superconducting coils are unlikely to be a cost effective answer to lowering costs.
  • So ultimately the only way to be more cost effective will be to squeeze more electricity out of your panels.
British Dictionary definitions for cost effective


providing adequate financial return in relation to outlay
Derived Forms
cost-effectiveness, noun
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
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Word Origin and History for cost effective



also cost effective, 1967, from cost (n.) + effective.

Online Etymology Dictionary, © 2010 Douglas Harper
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