ADD-ON Synonyms: 46 Similar and Opposite Words

add-on

noun

ˈad-ˌän

Definition of add-on

as in option

something that is not necessary in itself but adds to the convenience or performance of the main piece of equipment a blow-dryer that comes with a couple of add-ons for people who are serious about styling their hair

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

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 add-on Some pest control companies might include them in general pest control, whereas others include them in higher-tier plans or offer rat and mouse extermination as an add-on specialty service. — Alora Bopray, USA Today, 1 July 2026 The Admin Pro Pack add-on gives you administrative tools, including the ability to change who can edit people on a project, project details, send pings, and turn on public links, among other things. — Ruben Circelli, PC Magazine, 30 June 2026 The idea was to bring the party outside and into the light, with a 46,000 square-feet alfresco add-on; a slice of European beach club located directly alongside the Strip. — Brad Japhe, Forbes.com, 5 July 2026 With bundling increasingly popular with streaming giants, now-solo Starz will offer its streaming TV service as an add-on subscription to Peacock subscribers on the select, premium, and premium plus tiers, it was announced on Tuesday. — Etan Vlessing, HollywoodReporter, 30 June 2026 See All Example Sentences for add-on

Recent Examples of Synonyms for add-on

Noun

This affordable option packs a surprising amount of organizing power into one compact bag.

— Jeaneen Russell, PEOPLE, 7 July 2026
If an island getaway is favored, there are plenty of options across the globe to choose from, all with pristine beaches and seaside charm.

— Travel + Leisure Editors, Travel + Leisure, 7 July 2026

Definition of option

Noun

The designer recently also unveiled a Net-a-porter exclusive footwear capsule with Manolo Blahnik, which combines Blahnik’s craftsmanship across shoes and accessories with Wickstead’s feminine and detailed approach to womenswear.

— Tianwei Zhang, Footwear News, 3 July 2026
That means all the important stuff, along with some smaller accessories like weather-resistant furniture covers.

— Audrey Lee, Architectural Digest, 3 July 2026

Definition of accessory

Noun

Texas lawmakers passed a broad blue law in 1961 that prohibited the sale of 42 categories of goods, including clothing, appliances, housewares and hardware, on both Saturday and Sunday.

— Tiffani Jackson, Fort Worth Star-Telegram, 2 July 2026
Journeymen plumbers have demonstrated competence across water supply systems, sanitary drainage and venting, storm drainage, gas piping and appliance connections, and heating systems.

— Ryan Craig, Forbes.com, 2 July 2026

Definition of appliance

Browse Nearby Words

addling

add-on

add-ons

See all Nearby Words

Cite this Entry

Style

“Add-on.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/add-on. Accessed 8 Jul. 2026.

Copy Citation

Synonyms of add-on

noun

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on add-on

More from Merriam-Webster

Word of the Day

gambol

Popular in Grammar & Usage

Is that lie 'bald-faced' or 'bold-faced'?

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

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

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

Popular in Wordplay

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World

Popular

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

Games & Quizzes