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Showing results for addition. Search instead for addiglan.
Definitions

addition

[uh-dish-uhn] / əˈdɪʃ ən /
NOUN
process of conjoining, adding
Synonyms
STRONGEST
extension inclusion
STRONG
accession annexation attachment augmentation enlargement
WEAK
adding adjoining affixing increasing
Antonyms
STRONG
decrease
WEAK
deduction lessening loss reduction shrinkage subtraction withdrawal
NOUN
something conjoined to or enlargement of something
Synonyms
STRONGEST
bonus boost enhancement expansion extension supplement
STRONG
accession accessory accretion accrual addendum additive adjunct aggrandizement annex appendage appendix attachment augmentation commission dividend enlargement extra gain hike increase increment markup option profit raise reinforcement rise wing
Antonyms
STRONGEST
decrease
STRONG
decline drop fall lessening loss reduction shrinkage subtraction
WEAK
deduction withdrawal
NOUN
arithmetical process of augmentation
Synonyms
STRONG
accretion computing counting reckoning summation
WEAK
accruing adding enlarging expanding increasing summing tabulating totaling toting
Antonyms
WEAK
decrease deduction lessening loss reduction shrinkage subtraction withdrawal

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.

In addition to leading the Iran negotiations, Trump put Vance in charge of rooting out fraud and abuse in federal benefit programs.

From The Wall Street Journal • Apr. 11, 2026

"This will be a wonderful addition to the Washington DC area for all Americans to enjoy for many decades to come!"

From BBC • Apr. 10, 2026

In addition to the marketing changes, industry headwinds could be working in Apple’s favor.

From Barron's • Apr. 10, 2026

In addition to the main storyline, the attraction will also house a Fortress of Solitude-themed central hub featuring more activities and photo opportunities as well as a lounge with snacks and beverages.

From Los Angeles Times • Apr. 9, 2026

In addition to the administrative offices, Building A was home to the library, the auditorium, and most of the classrooms.

From "Reaching for the Moon" by Katherine Johnson

Vocabulary lists containing addition

Arithmetic

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List 1

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The Number System

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