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Synonyms

cost-effective

American  
[kawst-i-fek-tiv, kost-] / ˈkɔst ɪˈfɛk tɪv, ˈkɒst- /

adjective

  1. producing optimum results for the expenditure.


cost-effective British  

adjective

  1. providing adequate financial return in relation to outlay

"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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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If SpaceX achieves that goal, it could become the most powerful and cost effective launch vehicle ever built.

From Science Daily • Jul. 11, 2026

"We must, however, be clear: the energy sector offers today the fastest and often the most cost effective reductions," Barbut said.

From Barron's • May 4, 2026

Also, rail isn’t as cost effective as seaborne tankers—especially for the so-called teapot refineries in northeastern China, the main buyers of Iranian crude.

From The Wall Street Journal • Apr. 28, 2026

The JCVI, a scientific advisory committee that advises both the UK and Welsh government on vaccinations, concluded in 2014 that vaccinating teenagers and young adults against MenB was "not cost effective".

From BBC • Apr. 3, 2026

The average annual cost, effective and non-effective, of an officer in the cavalry, artillery, engineers, and infantry is £473, this sum covering all the arrangements for pensions and retiring allowances.

From Britain at Bay by Wilkinson, Spenser

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