Категория noun.time

from 544 million to about 230 million years agopaleozoic; paleozoic era;
from 280 million to 230 million years ago; reptilespermian; permian period;
from 345 million to 280 million years agocarboniferous; carboniferous period;
from 310 million to 280 million years ago; warm climate; swampy landpennsylvanian; pennsylvanian period; upper carboniferous; upper carboniferous period;
from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insectslower carboniferous; lower carboniferous period; missippian period; mississippian;
from 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonitesage of fishes; devonian; devonian period;
from 425 million to 405 million years ago; first air-breathing animalssilurian; silurian period;
from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweedsordovician; ordovician period;
from 544 million to about 500 million years ago; marine invertebratescambrian; cambrian period;
the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years agoprecambrian; precambrian aeon; precambrian eon; precambrian period;
from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organismsproterozoic; proterozoic aeon; proterozoic eon;
the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of lifearchaeozoic; archaeozoic aeon; archean; archean aeon; archean eon; archeozoic; archeozoic eon;
the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of lifehadean; hadean aeon; hadean eon; hadean time; priscoan; priscoan aeon; priscoan eon;
a reading of a point in time as given by a clockclock time; time;
the local time at the 0 meridian passing through Greenwich, England; it is the same everywheregmt; greenwich mean time; greenwich time; universal time; ut; ut1;
Greenwich Mean Time updated with leap secondscoordinated universal time; utc;
the coordinated universal time when an event is received on Earthearth-received time; ert;
the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial objectone-way light time; owlt;
the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting pointround-trip light time; rtlt;
the time that elapses while some event is occurringelapsed time;