(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. Synonyms: ephemeris time, TDT, terrestrial dynamical time, terrestrial time.
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Words linked to "TT" : Marshall Islands, land, Mariana Islands, Palau, Republic of Kiribati, Pleasant Island, Tuvalu, astronomy, Belau, uranology, Nauru, Kiribati, Gilbert and Ellice Islands, Palau Islands, Pelew, state, unit of time, country, Marianas, Ladrone Islands, Caroline Islands, time unit, Ellice Islands, Kolonia, Nauru Island |
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