QUIXOTISM
Etymology
Noun
quixotism (countable and uncountable, plural quixotisms)
That form of delusion which leads to extravagant and absurd undertakings or sacrifices in obedience to a morbidly romantic ideal of duty or honor, as illustrated by the exploits of Don Quixote in knight-errantry.
Quixotry.
Source: Wiktionary
Quix"ot*ism, n.
Definition: That form of delusion which leads to extravagant and absurd
undertakings or sacrifices in obedience to a morbidly romantic ideal
of duty or honor, as illustrated by the exploits of Don Quixote in
knight-errantry.
Source: Webster’s Unabridged Dictionary 1913 Edition