The Collaborative International Dictionary of English v.0.48:

Maoism \Maoism\ prop. n.
   A form of communism developed in China by Mao Zedong.
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

Maoism
    n 1: a form of communism developed in China by Mao Zedong

Moby Thesaurus II by Grady Ward, 1.0:

25 Moby Thesaurus words for "Maoism":
   Bolshevikism, Bolshevism, Carbonarism, Castroism,
   Communist Information Bureau, Communist Party, Jacobinism,
   Marxian socialism, Marxism, Marxism-Leninism, Sinn Feinism,
   Stalinism, Titoism, Trotskyism, anarchism, communism,
   democratic centralism, dialectical materialism, iron curtain,
   revisionism, revolutionism, sans-culotterie, sans-culottism,
   syndicalism, terrorism