In the manner of an accessary.

The state of being accessary.

The state of being accessory, or connected subordinately.

(rare) Pertaining to accession; additional.

In the manner of an accessory; auxiliarily.

Of or pertaining to an accessory, e.g. to a crime. / Of or relating to an accession. / (logistics) Assessorial.

(logistics) An assessorial charge.

(law) Someone who accedes to some act, now especially a crime; one who contributes as an assistant or instigator to the commission of an offense.

(law) Accompanying as a subordinate; additional; accessory; especially, uniting in, or contributing to, a crime, but not as chief actor. See accessory.

Having a secondary, supplementary or subordinate function by accompanying as a subordinate; aiding in a secondary way; being additional; contributing or being contributory. Said of things and actions, very rarely of people (and then usually in a humorous version of the legal sense [or due to confusion between the noun and the adjective]).