English edit

Etymology edit

From accessorial +‎ -ly.

Adverb edit

accessorially (comparative more accessorially, superlative most accessorially)

  1. (rare) In such a way as to be an accessory; in an auxiliary manner, additionally.
    • 1869, CI Hemans, A History of Mediaeval Christianity and Sacred Art in Italy, page 463:
      Besides these groups are introduced, accessorially, all the Fathers and Doctors whose writings maintain the Roman Church's doctrine of the Real Presence.
    • 1916, AJ Beveridge, The Life of John Marshall, volume 3, page 625:
      English books unite in declaring that he, who councels, procures or aids treason, is guilty accessorially and solely in virtue of the common law principle [...].