additional

adjective

ad·​di·​tion·​al ə-ˈdi-sh(ə-)nəl How to pronounce additional (audio)
a-
Synonyms of additional
: more than is usual or expected : added
additional information

Synonyms of additional

Relevance
See All Synonyms & Antonyms in Thesaurus

Examples of additional in a Sentence

Larger windows will require additional work, but the additional light they will provide may be worth the extra trouble. there turned out to be additional reasons for her unauthorized absence
Recent Examples on the Web
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.
Widen the lens to include meetings that came weeks before Election Day, and the Fed has made additional rate changes. — Aoife Walsh, Washington Post, 27 Oct. 2026 The government also promised 15,000 additional places in higher education, introduced across the next two years, and increases in student grants linked to inflation from the start of the next academic year. — Thomas Adamson, Los Angeles Times, 27 Oct. 2026 Trump proceeded to defend the White House renovation for an additional five-odd minutes before delivering Obama a message directly. — Christian Datoc, The Washington Examiner, 27 Oct. 2026 The model will then be scaled to additional educator preparation programs and school districts across Georgia. — Eric Stirgus, AJC.com, 26 Oct. 2026 See All Example Sentences for additional

Word History

Etymology

addition + -al entry 1

First Known Use

1563, in the meaning defined above

Time Traveler
The first known use of additional was in 1563

Rhymes for additional

See All Rhymes for additional

Browse Nearby Words

addition agent
additional
additional accompaniment
See all Nearby Words

Cite this Entry

“Additional.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/additional. Accessed 27 Oct. 2026.

Copy Citation

Kids Definition

additional

adjective
ad·​di·​tion·​al ə-ˈdish-nəl How to pronounce additional (audio)
-ən-ᵊl
: being an addition : extra
additionally
-ē
adverb
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 milieu

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