Translation guide
An arc light is a bright lamp that produces light via an electric arc. In Japanese, the most common term is アーク灯, but other technical terms exist depending on context.
The learner wants to refer to any lamp that uses an electric arc to produce light, such as in projectors, searchlights, or industrial lighting.
The standard, widely understood term for an arc lamp. Suitable for most contexts.
Arc lights were used in film projectors.
A direct loanword from English, often used in technical or product contexts.
This arc light is extremely bright.
A kanji-based term, more formal or technical. Less common in everyday speech.
The history of arc lights dates back to the 19th century.
The learner needs to specify a particular kind of arc light, such as carbon arc or xenon arc.
アーク灯 is the more natural Japanese term and is preferred in general descriptions. アークライト is a direct loanword and may sound slightly more technical or product-oriented. In most everyday situations, アーク灯 is sufficient.