번쩍

in a sparkle

Explanation

1. in a sparkle
A word describing a big light appearing shortly and soon disappearing.

2. (no equivalent expression)
A word describing one pulling oneself together instantly.

3. (no equivalent expression)
A word describing a thought suddenly coming to one's mind.

4. (no equivalent expression)
A word describing an object, person, incident, etc., appearing shortly and soon disappearing.

5. interestingly
A word describing a certain remark suddenly catching one's attention.

6. (no equivalent expression)
A word describing something being clearly seen instantly.

Examples
번쩍 나타나다
번쩍 빛나다
카메라 셔터를 누르자 플래시가 번쩍 터졌다

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