nanosecond
/ˈnænəˌsɛkənd/
NOUN
1. An extremely brief period of time
A unit of time equal to one billionth of a second (0.000000001 second), often used figuratively to describe an extremely short instant.
1.1. A very brief instant or moment
An extremely short period of time, often used figuratively to emphasize how quickly something happens or how little time it takes.
Synonyms
- instant
- jiffy
- jiff
- split second
- eyeblink
- blink of an eye
- flash
- twinkling
- twinkle
- wink
- trice
- beat
- New York minute
Antonyms
Examples
- He made the decision in a nanosecond as the deadline loomed.
- The lightning struck, and in a nanosecond, the entire landscape lit up.
- The high-speed camera captured the event in a mere nanosecond.
- In high-frequency trading, decisions are made in a nanosecond.
- She recognized her old friend in a nanosecond.