Translation guide
The English word 'tertiary' means 'third in order, rank, or importance.' It is often used in academic, technical, or formal contexts. In Japanese, there is no single direct equivalent; the translation depends on the specific context.
Expressing that something is the third stage, level, or rank in a sequence.
A direct and common way to say 'third' in a sequence. It is neutral and can be used in many contexts.
これは第三の選択肢です。
This is the tertiary option.
Often used in technical or academic contexts, such as 'tertiary industry' (第三次産業). It emphasizes the third stage or order.
第三次産業はサービス業を含みます。
The tertiary industry includes the service sector.
Literally 'the third one.' More casual and concrete than 第三の. Suitable for everyday conversation.
三番目の理由は重要です。
The tertiary reason is important.
Referring to education beyond high school, such as university or vocational training.
The standard term for 'higher education' or 'tertiary education.' It encompasses universities, colleges, and vocational schools.
高等教育の重要性が高まっています。
The importance of tertiary education is increasing.
Referring to the service sector of the economy, as opposed to primary (agriculture) and secondary (manufacturing).
The standard economic term for the tertiary sector. It is widely understood in business and academic contexts.
日本では第三次産業がGDPの大部分を占めています。
In Japan, the tertiary sector accounts for a large portion of GDP.
A color made by mixing a primary and a secondary color.
The technical term in color theory. It is used in art and design contexts.
三次色は原色と二次色を混ぜて作ります。
Tertiary colors are made by mixing primary and secondary colors.
A source that indexes or compiles information from primary and secondary sources, like an encyclopedia.
The standard term in academic research. It refers to sources like bibliographies or encyclopedias.
百科事典は三次資料の一例です。
An encyclopedia is an example of a tertiary source.
The three-dimensional structure of a protein or nucleic acid.
The technical term in biochemistry. It is used in scientific contexts.
タンパク質の三次構造はその機能に重要です。
The tertiary structure of a protein is important for its function.
Do not try to translate 'tertiary' as a single word in all contexts. Japanese often uses specific terms like 第三次 (daisanji) or 高等教育 (kōtō kyōiku) depending on the field. Using 第三の (daisan no) is safe for general 'third' but may sound vague in technical contexts.
Specifically refers to university education, which is a subset of tertiary education. Use when the context is clearly about universities.
彼は大学教育を受けるために上京した。
He moved to Tokyo to receive tertiary education.
Literally 'service industry.' More descriptive and commonly used in everyday language.
サービス産業は多くの雇用を生み出します。
The tertiary sector creates many jobs.