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Glossary » Units » Time » Second
Second (s) is a unit in the category of Time. It is also known as seconds. This unit is commonly used in the SI unit system. Second (s) has a dimension of T where T is time. This unit is the standard SI unit in this category.
Note that the seven base dimensions are M (Mass), L (Length), T (Time), Q (Temperature), N (Aamount of Substance), I (Electric Current), and J (Luminous Intensity).

Other units in the category of Time include A.u. of Time (a.u.), Blink, Day (d), Day (sidereal) (d (sider.)), Fortnight, Hour (h), Jordan'S Elementary Time, Microsecond (ms), Millisecond (ms), Minute (min, mn), Month (30 Days), Month (sidereal), Month (solar Mean), Month (synodic), Lunar Month, Nanosecond (ns), Shake, Week (w), Wink, Year (astronomical), Bessel Year (aastr.), Year (calendar) (a, y), Year (sidereal), Year (solar Mean) (a, y), and Year (tropical) (atrop.).

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