Translation guide
How to express the act of taking something apart, or the state of being taken apart, in Japanese. The best choice depends on whether you are talking about machines, structures, or abstract analysis.
The physical act of disassembling a device, appliance, or mechanical object into its component parts.
The most common and general word for disassembly of machines, devices, or chemical compounds. Can be used as a noun or a suru-verb (分解する).
パソコンを分解して掃除した。
I took apart my computer and cleaned it.
この時計は分解できない。
This watch cannot be disassembled.
Often used for dismantling larger structures, vehicles, or buildings. Implies a more thorough or destructive process than 分解. Also used for dissection of animals.
古い車を解体して部品を売った。
They dismantled the old car and sold the parts.
建物の解体工事が始まった。
The demolition work of the building has begun.
A casual verb meaning to take something apart, often into many small pieces. Can imply a rough or irreversible process. Commonly used in everyday conversation.
おもちゃをばらして遊んでいた。
He was playing by taking the toy apart.
この机、ばらして運べる？
Can we take this desk apart and carry it?
The process of disassembling products for repair, recycling, or analysis, often in an industrial setting.
Still the standard term in technical manuals and engineering contexts. Often used in compound words like 分解図 (exploded view).
分解図を見ながら組み立てた。
I assembled it while looking at the exploded view.
この製品は分解修理が可能です。
This product can be repaired by disassembly.
Used for dismantling large equipment, ships, or industrial plants. Also common in the context of scrapping.
Breaking down an argument, theory, or system into its components for examination.
Means 'analysis' and is the most natural choice for abstract disassembly. Use 分析する for the verb.
彼の理論を分析してみよう。
Let's try to analyze (disassemble) his theory.
Can be used metaphorically for breaking down concepts or systems, but 分析 is more common for abstract analysis.
Converting machine code back into assembly language or a higher-level representation.
The standard technical term for disassembly in software. Often used as a suru-verb (逆アセンブルする). The noun form is 逆アセンブル.
このプログラムを逆アセンブルして解析した。
I disassembled this program and analyzed it.
船舶の解体には数ヶ月かかる。
Dismantling a ship takes several months.
問題を小さな要素に分解する。
Break down the problem into smaller elements.
A loanword from English 'disassemble', used in some technical contexts, but 逆アセンブル is more standard.
ディスアセンブルしたコードを読む。
Read the disassembled code.