adjective/ensimisˈmado/
self-centered, self-absorbed; preoccupied, lost in thought, engrossed
“Si se desprende una sensación del álbum es que Radiohead es un grupo completamente ensimismado en su propia existencia. Un círculo cerrado en el que hasta los colaboradores (Nigel Godrich y Stanley Donwood) se repiten.” — If you get a sense of anything from the album, it's that Radiohead is a band completely self-absorbed in its own existence. A closed circle in which even the collaborators (Nigel Godrich and Stanley Donwood) repeat themselves.
Past participle of ensimismarse.