quix ‧ ot ‧ ic /kwɪkˈsɒtɪk $ -ˈsɑː-/ BrE AmE adjective
[ Date: 1700-1800 ; Origin: Don Quixote , main character of the book Don Quixote de la Mancha (1605) by Spanish writer Cervantes ]
quixotic ideas or plans are not practical and are based on unreasonable hopes of improving the world:
This is a vast, exciting, and perhaps quixotic project.