Noun
fictionalism (countable and uncountable, plural fictionalisms)
(philosophy) The doctrine that certain concepts are simply convenient fictions
Fictionalism Fictionalism in mathematics was brought to fame in 1980 when Hartry Field published Science Without Numbers, which rejected and in fact reversed Quine's indispensability argument. Source: Internet
Like our involuntary screams in the theater, there may be cases of involuntary moral fictionalism or religious fictionalism as well. Source: Internet