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Added 9 October 2026

addition

/əˈdɪʃ.ən/ noun

In Latin: additio Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about addition at Wordnik → Where our words come from →

A component that is added to something to improve it.
the addition of a bathroom was a major improvement
The act of adding one thing to another.
the addition of flowers created a pleasing effect
A quantity that is added.
there was an addition to property taxes this year

Origin

Sense of “what is added” dates from 14th century, from Middle English addicioun, addition, from Old French adition, from Latin additiōnem, accusative singular of additiō, from addō (“add, put”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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