1. the quality of being similar or comparable in kind or nature (Freq. 4) - there is a remarkable homogeneity between the two companies • Syn: homogeneousness • Ant: heterogeneity • Derivationally related forms: homogeneous (for: homogeneousness), homogeneous • Hypernyms: uniformity, uniformness 2. the quality of being of uniform throughout in composition or structure • Hypernyms: uniformity