ACCESSORIAL Synonyms: 49 Similar and Opposite Words

accessorial

adjective

ˌak-sə-ˈsȯr-ē-əl

Definition of accessorial

as in auxiliary

available to supply something extra when needed an accessorial service, such as packing, will add substantially to the moving company's basic fee

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 accessorial If accessorial or conspiracy charges plausibly can be lodged against those people, they should be prosecuted to the full extent of the law. — Andrew Clark, Indianapolis Star, 25 Jan. 2018

Recent Examples of Synonyms for accessorial

Adjective

The original downtown location serves as an auxiliary office supporting the apparel and kids divisions, but staff there will soon relocate to the new campus.

— Vicki M. Young, Footwear News, 27 Oct. 2026
The proof uses an auxiliary partial differential equation to establish Sogge’s local smoothing for waves in every spatial dimension at least two.

— Richard Lawler, The Verge, 26 Oct. 2026

Definition of auxiliary

Adjective

The governor and secretary of state’s offices did not provide any additional information about whether election officials elsewhere in California had been subpoenaed.

— Andrew Graham, Sacbee.com, 30 Oct. 2026
Investments include additive manufacturing equipment, precision machining capabilities, and additional production facilities.

— Aamir Khollam, Interesting Engineering, 30 Oct. 2026

Definition of additional

Adjective

There are elongated east-west shapes that tap into one of the year’s biggest accessory trends, alongside more relaxed, but equally of-the-moment slouchy options.

— Andrea Zendejas, Vogue, 30 Oct. 2026
And that means looking beyond the traditional single-family house to a wide mix of options, such as apartments, townhomes, smaller accessible homes and accessory dwelling units like spaces above garages or backyard cottages.

— Denise Crosby, Chicago Tribune, 30 Oct. 2026

Definition of accessory

Adjective

But that claim is difficult to reconcile with the disproportionate representation of certain groups among those deleted from supplementary lists issued for some constituencies after an adjudication process.

— Asim Ali, Time, 24 Oct. 2026
Like other clubs, Gollancz expanded its service to additional, supplementary and educational texts, all optional.

— Literary Hub, Literary Hub, 20 Oct. 2026

Definition of supplementary

Browse Nearby Words

accessions

accessorial

accessories

See all Nearby Words

Cite this Entry

Style

“Accessorial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/accessorial. Accessed 2 Nov. 2026.

Copy Citation

Synonyms of accessorial

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

satiate

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

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

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

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Pwn, Skibidi, Girlboss and Other Words Added to the 2026 Scrabble Dictionary

Ten More Words from Taylor Swift Songs

12 Lovely and Unusual Words for the Natural World

Popular

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes