Language of instruction编辑历史

**Language of Instruction**

Language of instruction refers to the language or languages used in the classroom for teaching and learning across subjects, serving as the primary medium through which curriculum content is delivered. As a critical component of educational policy, it influences student engagement, academic achievement, cultural identity, and social integration. Decisions regarding language of instruction involve balancing linguistic diversity, national unity, historical legacies, and global economic pressures, often resulting in models ranging from monolingual to multilingual approaches. This entry provides a comprehensive examination of the concept, historical evolution, typologies, influencing factors, pedagogical considerations, implementation challenges, and illustrative case studies.

## 1 Definitions and Scope

### 1.1 Concept of Language of Instruction

Language of instruction denotes the official medium through which teaching and learning occur in formal educational settings. It encompasses the language(s) used by teachers to explain content, by students to engage in classroom activities, and by textbooks and assessment materials. This concept is distinct from the language taught as a subject; it is the vehicle for delivering all curricular content, from mathematics to history.

### 1.2 Role in Educational Systems

The language of instruction plays a foundational role in educational systems by determining how students access knowledge. It affects comprehension, participation, and the development of literacy across disciplines. When aligned with students’ home languages, it facilitates smoother cognitive processing; when mismatched, it can create barriers to learning. Additionally, the language of instruction shapes social dynamics within schools, influencing the status of different linguistic groups and contributing to either inclusion or marginalization.

### 1.3 Relationship to Language Policy and Planning

Language of instruction is a key e