接合（せつごう、setsugou）
- joint

The Japanese word 接合, read as せつごう (setsugou), primarily means "joining," "connection," "coupling," "assembly," or "fusing." It refers to the act or process of bringing two or more things together to form a single unit or integrated whole. This can apply to physical objects, concepts, or even processes. It implies a secure and often permanent union, a bond or link between the elements involved. It can also describe the point or area where things are joined. This word encompasses various applications, from simple physical connections to more complex integrations of systems or ideas. The meaning is dependent on the context in which it's used. For instance, 接合 can describe a weld in metalworking, a connection between two train tracks, or even the linking of two different ideas in a discussion.

⚫︎二つの部品を接合する。 Translation: To join two parts. ⚫︎配管の接合部分から水が漏れている。 Translation: Water is leaking from the connection of the piping. ⚫︎科学者はDNAを接合する技術を開発した。 Translation: Scientists developed a technique to join DNA.

You can use 接合 in various situations: ⚫︎ When describing how things are physically connected. ⚫︎ When talking about combining or integrating elements. ⚫︎ In technical contexts like engineering, biology, or computing. ⚫︎ In more abstract ways, such as in discussions about linking ideas. ⚫︎ Use it when you want to emphasize the act of joining or the result of things being joined together.

⚫︎ The word is typically written in kanji as 接合. ⚫︎ The reading, in hiragana, is せつごう (setsugou). ⚫︎ There are no common variations in okurigana for this word.

⚫︎ 結合 (ketsugou): This is a general synonym, meaning "combination" or "union." However, 結合 can sometimes imply a less permanent connection than 接合. ⚫︎ 接続 (setsuzoku): Meaning "connection" or "link." It can be used for electrical or network connections. ⚫︎ 連結 (renketsu): "Connecting" or "linking," often used for a series of objects or parts. ⚫︎ 合体 (gattai): "Combining" or "merging," often used for something more drastic, like combining robots. ⚫︎ 連結 (renketsu): This means "connection" or "linking" and can be used for parts or objects.

⚫︎ 分離 (bunri): "Separation" or "division." ⚫︎ 解体 (解体 (kaitai)): "Dismantling" or "disassembly." ⚫︎ 切断 (setsudan): "Cutting" or "severing."

溶接によって金属板を接合した。 ・Translation: They joined the metal plates by welding. ・Explanation: The sentence highlights how the metal plates were connected using welding, which is a method of 接合.

このソフトウェアは複数のモジュールを接合して動作する。 ・Translation: This software works by joining multiple modules. ・Explanation: The sentence explains how the software components are integrated to function properly.

The word 接合 is formed from two kanji: 接 (setsu) and 合 (gou). ⚫︎ 接 (setsu): This kanji means "to touch," "to connect," or "to come into contact with." ⚫︎ 合 (gou): This kanji means "to join," "to fit," "to combine," or "to suit." Together, 接合 indicates the act of joining or connecting by bringing things into contact and combining them, providing a clear explanation of its core meaning.