A second is directly part of other units, such as frequency measured in hertz (inverse seconds or s −1), speed in meters per second, and acceleration in meters per second squared.

Dec 6, 2016 · The meaning of SECOND is next to the first in place or time. How to use second in a sentence.

SECOND definition: 1. immediately after the first and before any others: 2. the position in which a person finishes a…. Learn more.

Dec 30, 2025 · second (not comparable) Number- two; following after the first one with nothing between them. The ordinal number corresponding to the cardinal number two. quotations

1. In the second order, place, or rank: finished second. 2. But for one other; save one: the second highest peak.

A second is a unit of time, and one of the sixty parts that a minute is divided into.

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