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

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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

According to Boeing, the aircraft offers 365 nautical miles more range than competing aircraft without auxiliary fuel tanks.

— Neetika Walter, Interesting Engineering, 21 Oct. 2026
The band has also added various auxiliary members for albums and live performances.

— Paul Grein, Billboard, 19 Oct. 2026

Definition of auxiliary

Adjective

The increase also reflects a few additional states that expanded their early voting opportunities and ones that made more of their data available since the last midterms.

— Arkansas Online, Arkansas Online, 23 Oct. 2026
The Marlins would try to extend their top young players who are approaching their arbitration years — or are already in their arbitration years — potentially taking on some additional money early in multiyear contracts.

— Barry Jackson, Miami Herald, 22 Oct. 2026

Definition of additional

Adjective

The study looked at converting existing single-family homes into multi-unit residences, standalone accessory dwelling units and multi-unit buildings.

— Cam'ron Hardy, Chicago Tribune, 18 Oct. 2026
These superficial veins are not critical to circulation — they’re considered accessory veins, which the body uses mainly for volume storage and temperature regulation, Stoughton said.

— Erica Sloan, Washington Post, 10 Oct. 2026

Definition of accessory

Adjective

Like other clubs, Gollancz expanded its service to additional, supplementary and educational texts, all optional.

— Literary Hub, Literary Hub, 20 Oct. 2026
The space is warm and lo-fi—Polaroids of friends and a handwritten lineup of the day’s specials (which can be added at a supplementary cost) are stuck to a noticeboard—but the food is sharp and assured.

— Helen Rosner, New Yorker, 11 Oct. 2026

Definition of supplementary

Browse Nearby Words

accessions

accessorial

accessories

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Style

“Accessorial.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/accessorial. Accessed 27 Oct. 2026.

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Synonyms of accessorial

adjective

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