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A split second Meaning in English

expression

ˈeɪ/, /ə/ /ˈspɫɪt/ /ˈsɛkənd
uh SPLIT SEK-uhnd
æɪ/ /splˈɪt/ /ˈsɛkɪnd
uh split SEK-ind

Definition

An extremely short amount of time; used to describe something happening almost instantly or very quickly.

Usage & Nuances

This is an informal, idiomatic phrase often used with 'in' ('in a split second') to highlight sudden or fast events. It's similar to 'in an instant' or 'in the blink of an eye.' Avoid in very formal or technical contexts.

Example Sentences

Everything changed in a split second.

basic

He reacted in a split second to catch the ball.

basic

The answer came to me in a split second.

basic

She disappeared in a split second after the door opened.

natural

Trust can be broken in a split second if you're not careful.

natural

Don't worry, that pain will be gone in a split second.

natural