Wiktionary
auctorial
a. Of, pertaining to, or characteristic of an author (especially a specified author)
WordNet
auctorial
adj. of or by or typical of an author; "authorial comments"; "auctorial flights of imagination" [syn: authorial]
Usage examples of "auctorial".
It would take great humility to write this novel: humility, not the professorial, historical, commercial, and auctorial cleverness that went into his Jim Bridger mountain man books.
Robert Gottlieb, for critical judgment and extended endurance of auctorial anxieties on the telephone.