Noun
(art) An early 20th century movement in painting and writing, emerging from the Russian avant-garde, which made use of antirational or nonsensical elements.
(art) An absurd or nonsensical element deliberately added to a work that belongs to the alogism movement.
Irrationality; the rejection of logical thinking as a means of approaching truth.
An irrational statement or line of argument; a logical error.
An inconsistency or arbitrary situation that follows no logical pattern.
Source: en.wiktionary.org