〜とは

is, refers to, means

1. Overview

The expression "〜とは" is used to define, explain, or clarify a term or concept in Japanese. It serves to provide a more precise understanding of what something is.

2. Structure

• Grammar Structure:

  • Noun + とは
  • Phrase + とは

• Explanation:

  • "とは" is typically used after a noun or phrase to introduce an explanation or definition of that term.

3. Usage Explanation

• Continuation: This structure is used to clarify or explain the meaning of a word or concept, often leading into a more detailed explanation.

• Usage: "とは" is commonly used in both formal and informal contexts, particularly in discussions, definitions, and academic settings.

• Chinese Translation: It is generally translated as "is," "means," or "refers to."

4. Alternative Expressions

• 〜というのは: A more explicit way of defining something, often used interchangeably with "とは."

5. Similar Expressions

• 〜である: Used to state something in a declarative form, but typically less explanatory than "とは."
• 〜とはいえ: Used to introduce a contrast or concession regarding the previous statement.

6. Notes

• Context: "とは" is often used when introducing new terminology or clarifying existing concepts. It can appear in both spoken and written forms.

• Clarification Level: It emphasizes the explanation or definition aspect, making it suitable for academic, technical, or educational contexts.

7. Example Sentences

1. 「自由」とは、制約がない状態を指します。
   "Freedom" refers to a state of having no restrictions.

2. 音楽とは、人々の感情を表現する手段です。
   Music is a means of expressing people's emotions.

3. 文化とは、社会の価値観や習慣の集合体です。
   Culture is a collection of a society's values and customs.

4. 「友達」とは、互いに信頼し合う関係のことを言います。
   "Friend" refers to a relationship built on mutual trust.

5. 「愛」とは、深い感情や思いやりを伴う関係です。
   "Love" means a relationship characterized by deep feelings and compassion.

8. Summary

The expression "〜とは" is essential for defining and clarifying terms in Japanese. Mastering its usage can enhance communication, particularly in educational and formal contexts, where precise definitions are critical.