addition

Syllables: ad·di·tion/əˈdɪʃ.ən/

addition noun: the act of adding anything.

Noun

addition (countable and uncountable, plural additions)

(uncountable) The act of adding anything.
- The addition of five more items to the agenda will make the meeting unbearably long.
Synonyms:

adding, annexation, inclusion, infusion
Anything that is added.

Synonyms:

extra
(uncountable) The arithmetic operation of adding.
A dot at the right side of a note as an indication that its sound is to be lengthened one half.
A title annexed to a person's name to identify him or her more precisely.
- […]They clip vs drunkards, and with Swiniſh phraſe / Soyle our addition, and indeede it takes / From our atchieuements, though perform’d at height / The pith and marrow of our attribute[…]c. 1599–1602 (date written), William Shakespeare, The Tragicall Historie of Hamlet, Prince of Denmarke: […] (Second Quarto), London: […] I[ames] R[oberts] for N[icholas] L[ing] […], published 1604...
Something added to a coat of arms, as a mark of honour.

Antonyms:

abatement
an organic reaction where two or more molecules combine to form a larger one (the adduct).

addition meaning in Hindi, Tamil, Marathi and Urdu

addition in Hindi

arithmetic: process of adding: जोड़ joṛ

addition in Tamil

act of adding: சேர்த்தல் cērttal, கூட்டல் kūṭṭal
thing added: சேர்ப்பு cērppu
arithmetic: process of adding: கூட்டல் kūṭṭal
arithmetic: thing added: கூட்டெண் kūṭṭeṇ

addition in Marathi

arithmetic: process of adding: बेरीज berīj

addition in Urdu

addition: اضافہ izāfa, افزائش afzāiś

More languagesFewer languages

addition in Bengali: ইজাফা ijapha, যোগ jōg
addition in Telugu: చేర్పు cērpu, కూడిక kūḍika
addition in Malayalam: കൂട്ടൽ kūṭṭal, സങ്കലനം saṅkalanaṁ
addition in Kannada: ಸೇರ್ಪಡೆ, ಸಂಕಲನ, ಕೂಡುವುದು, ಕೂಡಿಸುವುದು
addition in Gujarati: ઉમેરણ umeraṇ
addition in Odia: ଯୋଗ joga, ମିଶାଣ miśāṇa
addition in Sanskrit: संकलन saṃkalana, योग yóga
addition in Tagalog: palaragdagan
addition in Arabic: إضَافَة ʔiḍāfa, مُضَاف muḍāf, جَمْع jamʕ
addition in Malay: penambahan, penjumlahan
addition in Indonesian: penambahan, penjumlahan
addition in Persian: جَمْع jam'
addition in Thai: การบวก gaan-bùuak
addition in Vietnamese: phép cộng

Examples of addition in a sentence

There are, in addition to all the red socks, a number that don’t suit me either.
This song would sound better with the addition of a cowbell.
Joe is a great addition to our sales team, he has numerous leads in the paper industry.

All 40 example sentences with addition

Synonyms of addition

Antonyms

All synonyms and antonyms of addition

Forms of addition

plural	additions

Plural of addition: additions

Origin of addition

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”).

Phrases with addition

Words that rhyme with addition

48 more rhymesFewer rhymes

Questions about addition

What does addition mean?: Addition means the act of adding anything.
What is addition in Hindi?: Addition in Hindi is जोड़ (joṛ). See Addition meaning in Hindi.
What part of speech is addition?: Addition is a noun.
How do you pronounce addition?: Addition is pronounced /əˈdɪʃ.ən/.
What is the plural of addition?: The plural of addition is additions.

Words near addition in the dictionary

Adapted from Wiktionary: addition (page history and authors); اضافہ (Urdu) (page history and authors); ইজাফা (Bengali) (page history and authors); addition (Kannada Wiktionary) (page history and authors); ઉમેરણ (Gujarati) (page history and authors); योग (Sanskrit) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-addition.ogg.

Cite this entry: “addition.” Word.ws, https://word.ws/addition. Based on Wiktionary, CC BY-SA 4.0.