Banksian adjective2 •Of or pertaining to Joseph Banks, English botanist and naturalist. •Of or pertaining to Iain Banks (born 1954) or his writings, most notably a utopian style of science fiction.Naturally it's compulsive Banksian reading, with lashings of gore, squalor, poison, torture and philosophy. — 2003 formsmore Banksian · most Banksian