Homogeneous system - Kinitsukei

A homogeneous material system that consists of only one phase and does not contain any other phases. Gases (single or mixed), solutions, and mixtures of liquids are all homogeneous systems. These are also called homogeneous chemical equilibrium and homogeneous chemical reactions. [See other terms] Heterogeneous systems

Source: Morikita Publishing "Chemical Dictionary (2nd Edition)" Information about the Chemical Dictionary 2nd Edition

ただ一つの相だけからなり，ほかの相を含まない均質な物質系．気体(単一，混合)，溶液，互いにまじりあった液体混合物などは，いずれも均一系である．均一系化学平衡，均一系化学反応などという．[別用語参照]不均一系

出典　森北出版「化学辞典（第2版）」化学辞典 第2版について　情報