substitution

noun

Definition of substitutionnext
as in replacement

Related Words

Relevance

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of substitution Mora unloaded on Summers at UTSA over a late substitution that led to an easy touchdown. — Troy Renck, Denver Post, 5 Oct. 2026 If another player is injured, the Yankees could activate Judge as an injury substitution. — Abbey Mastracco, New York Daily News, 3 Oct. 2026 Dos Santos has incurred LAFC fans' ire for his static tactics and substitution plans, and his club has been booed at home by its normally supportive base. — CBS News, 28 Sep. 2026 Lee and Chhatwal also noted the substitution of alcohol for other substances, like cannabis, could be the reason for the downward trend of drinking for a younger generation. — Avni Trivedi, CNN Money, 21 Sep. 2026 See All Example Sentences for substitution
Recent Examples of Synonyms for substitution
  1. replacement
  2. exchange
Noun
  • The university admissions replacement system still has to be designed, and legal changes may be needed — leaving crucial decisions unresolved even as the government seeks to persuade students to end their protests.
    — Thomas Adamson, Los Angeles Times, 27 Oct. 2026
  • Unsupported systems need replacement plans or documented interim controls.
    — Aliasgar Dohadwala, Forbes.com, 26 Oct. 2026
Definition of replacement
Noun
  • Russia received 25 bodies of Russian soldiers, Russian lawmaker Shamsail Saraliyev, a member of a parliamentary coordination group overseeing the exchanges, told RBC news outlet.
    — ABC News, ABC News, 22 Oct. 2026
  • He was ejected from a Chicago Sky game in August following a verbal exchange with guard Natasha Cloud and was later banned from the team’s arena.
    — Victoria Craw, Washington Post, 22 Oct. 2026
Definition of exchange

Browse Nearby Words

substituting
substitution
substitutions
See all Nearby Words

Cite this Entry

“Substitution.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/substitution. Accessed 28 Oct. 2026.

Copy Citation

More from Merriam-Webster on substitution

Britannica.com: Encyclopedia article about substitution

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of grotesque

See Definitions and Examples »

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
different halloween monsters in silhouette
A Monstrous Vocab Quiz Words That Go Bump in the Night
See All