| English | Japanese |
| exp a blink of time | あっという間 |
| exp a blink of time | あっとゆう間 |
| exp a blink of time | あっと言う間 |
| exp n blink of an eye | 瞬く間 (time span) |
| n obsc blink reflex | 眼瞼閉鎖反射 |
| n blink reflex | 瞬目反射 |
| blink repeatedly | ぱちつかせる |
| exp in the blink of an eye | あっという間に |
| exp in the blink of an eye | あっとゆう間に |
| exp in the blink of an eye | あっと言う間に |
| n adj-no in the blink of an eye | 瞬速 |