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 lastly to 60 seconds each, for a total of 24 × 60 × 60 = 86,400 seconds per day. The …

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.

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

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

5 days ago · second (not comparable) Number- two; following after the first one with nothing between them. The ordinal number corresponding to the cardinal number two. quotations

A second may be one-sixtieth of a minute or the item after first. If you ask whether you're second in line, the hostess might reply, "Give me a second and I'll tell you." Different meanings of the word second …

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

SECOND definition: next after the first; being the ordinal number for two. See examples of second used in a sentence.

In science, a second is the time it takes for a caesium atom to vibrate 9,192,631,770 (around 9 billion) times. Scientists measure the second this way because the length of a day changes all the time.