flash of light; glint
A sudden, brief burst of light, often used in contexts like lightning, photography, or reflections.
カメラの閃光がまぶしかった。
The camera flash was dazzling.
稲妻
A flash of light streaked across the night sky.
A flash of lightning lit up the sky for an instant.
schiller
Geological term for a metallic or iridescent luster seen in certain minerals.
この鉱物は閃光を放つ。
This mineral exhibits schiller.
爆発が閃光を放った。
The explosion gave off a flash of light.
For an instant, the surroundings were engulfed in a flash of light.
That camera produces a strong flash of light.
フラッシュ is a loanword typically used for a camera flash or sudden burst of light, whereas 閃光 is a more formal term that can also describe natural flashes such as lightning.
専攻 (せんこう) means 'academic major' and is pronounced identically to 閃光, but the two words are unrelated in meaning.
先行 (せんこう) means 'to precede' or 'go ahead' and shares the same pronunciation as 閃光 despite having no connection in meaning.
潜行 (せんこう) means 'to move stealthily' or 'submerge' and is a homophone of 閃光 with an entirely different meaning.
閃光 is often counted with 回 when referring to how many times a flash occurs, as in 閃光が二回見えた.
閃光 can also be counted with 本 when treated as a streak-like flash, similar to how 稲光 is counted, as in 閃光が一本走った.
green flash
stun grenade; flashbang; flash bomb
flashing light; signal lamp
flashing light signal
flash bulb
stun grenade; flashbang
Standard kanji spelling for 'flash of light'.
Search-only form; not a standard written variant.
Compound of 閃 (sen, 'flash') and 光 (kō, 'light'). The kanji 閃 is composed of 門 (gate) and 人 (person), suggesting a person glimpsed through a gate, hence a fleeting appearance.