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See also: tera-second
terasecond (plural teraseconds)
- A unit of time equal to 1,000,000,000,000 seconds and with symbol Ts.
- 1977, Isaac Asimov, Asimov on numbers:
- The solar system has been in existence for about 150000 teraseconds and may well remain in existence without major change for 500000 additional teraseconds.