We found 2 definitions of time unit from 2 different sources.
Noun |
||
time unit - a unit for measuring time periods | ||
unit of time | ||
quantity, amount, measure an adequate or large amount; "he had a quantity of ammunition" | ||
24-hour interval, mean solar day, solar day, twenty-four hour period, twenty-four hours, day United States writer best known for his autobiographical works (1874-1935) | ||
night darkness; "it vanished into the night" | ||
mean solar time, mean time (astronomy) time based on the motion of the mean sun (an imaginary sun moving uniformly along the celestial equator) | ||
ephemeris time, tdt, terrestrial dynamical time, terrestrial time, tt (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions | ||
month a time unit of approximately 30 days; "he was given a month to pay the bill" | ||
sidereal day, day the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day | ||
ship's bell, bell a hollow device made of metal that makes a ringing sound when struck | ||
60 minutes, hr, hour distance measured by the time taken to cover it; "we live an hour from the airport"; "its just 10 minutes away" | ||
30 minutes, half-hour a half of an hour | ||
15 minutes, quarter-hour a quarter of an hour | ||
min, minute any of the forms of Chinese spoken in Fukien province | ||
quarter clemency or mercy shown to a defeated opponent; "he surrendered but asked for quarter" | ||
sec, s, second the 19th letter of the Roman alphabet | ||
attosecond one quintillionth (10^-18) of a second; one thousandth of a femtosecond | ||
femtosecond one quadrillionth (10^-15) of a second; one thousandth of a picosecond | ||
picosecond one trillionth (10^-12) of a second; one thousandth of a nanosecond | ||
nanosecond one billionth (10^-9) of a second; one thousandth of a microsecond | ||
microsecond one millionth (10^-6) of a second; one thousandth of a millisecond |