Dictionary.com
Thesaurus.com
Showing results for marginal cost. Search instead for Marginal+Cost.

marginal cost

American  

noun

Economics.
  1. the cost of one additional unit of any item produced or bought in quantity.


marginal cost Cultural  
  1. The change in total cost of production when an output is varied by one unit.


Etymology

Origin of marginal cost

First recorded in 1925–30

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.

But you can ask your kid to pay you the marginal cost of their presence in the plan.

From The Wall Street Journal • May 29, 2026

“We believe this will result in our growth continuing to come at a much lower marginal cost than what it has historically,” Walmart Chief Executive John Furner said during its earnings presentation.

From The Wall Street Journal • May 12, 2026

“While higher margins increase the marginal cost of trading, they are unlikely to halt gains, especially as investors also push cash prices higher,” said Rob Haworth, senior investment-strategy director at U.S.

From MarketWatch • Jan. 14, 2026

Based on where AI is now, the marginal cost of intelligence in white-collar work is going to zero over the next several years.

From Barron's • Jan. 9, 2026

This extra cost we can regard as constituting the marginal cost of mutton.

From Supply and Demand by Henderson, Hubert D.

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "marginal cost" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com