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
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Recent Examples of add-on
Coverage limits and add-ons, like cancel for any reason coverage, may also increase your total cost.
—
Liz Knueven, CNBC, 16 Apr. 2026
Plumbing, electrical and add-on coverage start with a $250 limit for the first three months, which increases to $750 for the rest of the term.
—Caroline Ernst, USA Today, 16 Apr. 2026
See here for more details on these premium add-ons, which will be offered for three months at no cost during checkout.
—Erin Lassner, HollywoodReporter, 13 Apr. 2026
The Freedom Camper 72 x 89 currently starts at a sale price of US$4,399, and buyers can get the truck or trailer mounting hardware as an add-on for under $100.
—New Atlas, 13 Apr. 2026
See All Example Sentences for add-on
Liz Knueven, CNBC, 16 Apr. 2026
Plumbing, electrical and add-on coverage start with a $250 limit for the first three months, which increases to $750 for the rest of the term.
—Caroline Ernst, USA Today, 16 Apr. 2026
See here for more details on these premium add-ons, which will be offered for three months at no cost during checkout.
—Erin Lassner, HollywoodReporter, 13 Apr. 2026
The Freedom Camper 72 x 89 currently starts at a sale price of US$4,399, and buyers can get the truck or trailer mounting hardware as an add-on for under $100.
—New Atlas, 13 Apr. 2026
See All Example Sentences for add-on
Recent Examples of Synonyms for add-on
Noun
-
The others provide a variety of options to work in around them.—
Jon Machota,
New York Times,
27 Apr. 2026
-
Take your pick from several colors, including neutrals and more vibrant options.—
Tanya Sharma,
PEOPLE,
26 Apr. 2026
Noun
-
Over a hundred volunteers helped students find the right attire, shoes and accessories.—
Staff Photographer,
Los Angeles Times,
26 Apr. 2026
-
Books about books, garments from Paloma Wool and Kiko Kostadinov, and trinket-y accessories are just the start, so grab an Americano or homemade cookie from its café menu to aid in your journey.—
Condé Nast,
Condé Nast Traveler,
25 Apr. 2026
Noun
-
The state’s climate puts additional strain on HVAC systems and appliances, leading to costly repairs.—
Sharon Wu,
USA Today,
1 May 2026
-
Dishwasher doors and handles are usually wiped down regularly, but the interiors of appliances are often neglected.—
Maria Sabella,
Better Homes & Gardens,
1 May 2026
Cite this Entry
“Add-on.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/add-on. Accessed 2 May. 2026.
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