The language that is the object of learning or study; in second-language acquisition, the language a learner aims to acquire.
このコースの目標言語は英語だが、授業中は日本語の説明も行う。
The target language of this course is English, but explanations in Japanese are also given during class.
研究では学習者の母語と目標言語の違いを比較した。
The study compared differences between learners' native languages and the target language.
教師は目標言語での活動を増やして、学習者の運用力を高めた。
The teacher increased activities in the target language to improve learners' practical skills.