[f. prec. + -ISM.] Superficial character, superficiality.
1839. J. Pye Smith, Script. & Geol., 325. A vicious superficialism is when self-fondness persuades a man, and urges him to endeavour to persuade others, that his knowledge is something great.
1860. Smiles, Self-Help, xi. 281. The multiplication of books tends rather towards superficialism than depth or vigour of thinking.