Time is a base quantity in the International System of Units and other systems of units. It is measured by numbers of repetitions of cyclical events.
http://www.ontology-of-units-of-measure.org/resource/om-2/Time
time
Time
t
http://www.ontology-of-units-of-measure.org/resource/om-2/centisecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/petasecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/second-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/day-Sidereal
http://www.ontology-of-units-of-measure.org/resource/om-2/terasecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/year
http://www.ontology-of-units-of-measure.org/resource/om-2/kilosecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/millisecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/nanosecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/microsecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/year-Tropical
http://www.ontology-of-units-of-measure.org/resource/om-2/attosecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/hour
http://www.ontology-of-units-of-measure.org/resource/om-2/gigasecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/femtosecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/minute-Sidereal
http://www.ontology-of-units-of-measure.org/resource/om-2/hectosecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/day
http://www.ontology-of-units-of-measure.org/resource/om-2/shake
http://www.ontology-of-units-of-measure.org/resource/om-2/decisecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/picosecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/decasecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/year-Sidereal
http://www.ontology-of-units-of-measure.org/resource/om-2/minute-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/exasecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/megasecond-Time
http://www.ontology-of-units-of-measure.org/resource/om-2/hour-Sidereal
http://www.ontology-of-units-of-measure.org/resource/om-2/second-Sidereal
http://www.ontology-of-units-of-measure.org/resource/om-2/gigayear
http://www.ontology-of-units-of-measure.org/resource/om-2/Quantity