The meaning of SECOND is next to the first in place or time. How to use second in a sentence.

The second (symbol: s) is a unit of time derived from the division of the day first into 24 hours, then to 60 minutes and finally to 60 seconds each (24 × 60 × 60 = 86400). The current and formal definition in the International System of Units (SI) is more precise:

Second is used to show that only one thing is better, bigger, etc. than the thing mentioned:

A second is one of the sixty parts that a minute is divided into. People often say ' a second ' or ' seconds ' when they simply mean a very short time.

SECOND meaning: 1 : occupying the number two position in a series; 2 : next to the first in importance or rank

She didn't win but she did come second (= was the one after the winner) in one race.

Second definition: A brief interval of time; a moment.

second - give support or one's approval to; "I'll second that motion"; "I can't back this plan"; "endorse a new project"

second meaning, definition, what is second: the second person, thing, event etc is t...: Learn more.

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