Of or pertaining to an accessory; as, accessorial agency, accessorial guilt.(adjective)
Of or relating to an accession.(adjective)
Assessorial.(adjective)
An assessorial charge.(noun)
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Use "accessorial" in a sentence
"So as not to delay payment, owners will promptly certify such bills as may be required in connection with any accessorial services."
"On lessening the percentage of combined carbon with formation of graphite the injurious influence of the accessorial constituents of cast iron is diminished, especially that produced by the presence of phosphorus."
"The same subdued expression of elegance and ease that pervades the leading articles of his attire, extends, without exception, to all the accessories; or if he is deficient in aught, the accessorial _toggery_, such as hats, boots,"