すなわち

すなわち

that is, namely, e.g.

JLPT N3

Meaning and Usage

"すなわち" is a formal conjunction used to clarify or restate something in other words. It means "that is," "namely," or "in other words." It often appears in written or formal spoken Japanese to explain or define a preceding statement more precisely.

Common Contexts

You will find "すなわち" used when the speaker wants to give a clear explanation or a more specific definition of a term or idea just mentioned. It is common in academic, business, or formal contexts.

Collocations and Patterns

  • すなわち + explanation: Used to restate or clarify a previous statement.
  • すなわち、〜である: Means "that is to say, it is..." often used to define or summarize.

Register and Politeness

"すなわち" is more formal than casual connectors like "つまり." It is suitable for written language, presentations, and formal discussions.

Common Mistakes

Learners sometimes confuse "すなわち" with "つまり." While both mean "in other words," "すなわち" is more formal and used for precise definitions, whereas "つまり" is more casual and often used in everyday conversation.

Example Sentences

かれはいしゃ、すなわちびょうきのせんもんかです。

He is a doctor, that is, a specialist in diseases.

このもんだいはむずかしい。すなわち、よくかんがえなければならない。

This problem is difficult. That is to say, you have to think carefully.

かのじょはがくせい、すなわちべんきょうがしごとです。

She is a student, namely, studying is her job.