Translation guide
Describes something involving three parties, directions, or components. The most common Japanese equivalent is 三者間 (さんしゃかん) for relationships or agreements, while 三叉 (さんさ) is used for forks in roads or rivers. For three-way intersections, 三叉路 (さんさろ) is standard. In technical contexts, 三方 (さんぽう) or 三方向 (さんほうこう) may be used.
They reached a three-way agreement.
Means 'three parties' or 'three people'. Often used in compounds like 三者会談 (three-way talks).
Let's have a three-way discussion.
Means 'by three parties' or 'three-way'. Used to modify nouns.
A three-way joint statement was issued.
Describing a physical split into three paths, such as a road, river, or tree branch.
Refers to a three-pronged fork. Commonly used in 三叉路 (three-way intersection) and 三叉神経 (trigeminal nerve).
This road forks into three ways.
Specifically a three-way intersection or fork in the road.
Literally 'three forks', can refer to a three-pronged fork or a junction. Less common than 三叉.
Describing something that operates in three directions or has three sides, often in technical or mechanical contexts.
Means 'three directions' or 'three sides'. Used in terms like 三方弁 (three-way valve) or 三方を山に囲まれる (surrounded by mountains on three sides).
This room has windows on three sides.
Literally 'three directions', used in technical or navigational contexts.
Means 'three sides' or 'three faces', used in specific compounds like 三面鏡 (three-way mirror).
Describing a situation where three participants share the same rank or divide something equally.
三者間 (さんしゃかん) is for relationships among three parties. 三方 (さんぽう) is for physical directions or sides. 三叉 (さんさ) is for forks or branching points. Choose based on whether you mean people, directions, or a split.
three-way contract
three-way valve
three-way intersection
Do not translate 'three-way' literally as 三つの道 (みっつのみち) unless you mean three separate roads. Use the appropriate compound for the context.
Turn right at the next three-way intersection.
川が三つ叉に分かれる。
The river splits into three branches.
They were attacked from three directions.
三面鏡で後ろ姿をチェックする。
Check your back view in a three-way mirror.