1) French word used in English 
dwelling of a communal group or phalanx of individuals
• (n.) The dwelling house of a Fourierite community. • (n.) An association or community organized on the plan of Fourier. See Fourierism.
Phal'an·ster·y noun ; plural -ies . [ French phalanstère , from Greek ... a phalanx + ... firm, solid.] 1. An association or community organized on the plan of Fourier. See Fourierism . 2. The dwelling house of a Fourierite community.