Translation guide
A device or person that gathers, focuses, or intensifies something. In Japanese, the translation depends on what is being concentrated and the context.
A machine or apparatus that increases the concentration of a material, such as in mining, chemistry, or telecommunications.
General term for a device that concentrates liquids or solutions, like an evaporator or thickener.
この工場では果汁を濃縮装置で処理している。
In this factory, fruit juice is processed with a concentrator.
Specifically a dust collector or particulate concentrator, used in industrial air filtration.
集塵装置が粉塵を集めて空気をきれいにする。
The dust concentrator collects particles and cleans the air.
Ore concentrator used in mining to separate valuable minerals from ore.
選鉱機で鉄鉱石の品位を上げる。
The ore concentrator raises the grade of iron ore.
An apparatus that brings rays or waves to a point, such as a lens, reflector, or solar concentrator.
Light concentrator, such as a lens or mirror system for solar power or illumination.
太陽光発電では集光器を使って光を一点に集める。
In solar power generation, a concentrator is used to focus light onto a single point.
Sound concentrator or acoustic mirror, used to gather and focus sound waves.
集音器を使うと遠くの音もよく聞こえる。
Using a sound concentrator, you can hear distant sounds clearly.
Beam concentrator or focusing device, often used in particle physics or electron beams.
電子ビームを集束装置で細く絞る。
The electron beam is narrowed down with a concentrator.
A person who gathers their attention or efforts, or who specializes in a particular task.
Descriptive phrase meaning 'a person who concentrates'. Not a fixed term, but natural when describing someone's ability to focus.
彼はすごい集中する人で、何時間でも作業を続けられる。
He is an incredible concentrator, able to work for hours on end.
Rare term for a person devoted to a single pursuit; a 'concentrator' in the sense of a specialist. Literary and not commonly used.
彼は研究一筋の専念家だ。
He is a concentrator solely devoted to research.
A network device that aggregates data streams or connections, such as a hub or multiplexer.
Line concentrator or remote hub in telecommunications, combining multiple subscriber lines.
集線装置で複数の電話回線を一本にまとめる。
The concentrator combines multiple telephone lines into one.
Loanword from English, used in IT and networking contexts for a device that concentrates data or connections.
このネットワークではコンセントレータがトラフィックを集約している。
In this network, the concentrator aggregates traffic.
English 'concentrator' is a technical or niche term. In Japanese, it is almost always translated with a compound word specifying what is being concentrated (e.g., 濃縮装置 for liquids, 集光器 for light). Avoid using a single generic term unless the context is clear.
「コンセントレーター」と言っても通じないことが多い。
Saying 'concentrator' in katakana often won't be understood.
Identify what is being concentrated: a liquid? Use 濃縮装置. Light? Use 集光器. Dust? Use 集塵装置. Data lines? Use 集線装置 or コンセントレータ. For a person, use a descriptive phrase like 集中する人.