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Tdt
Definition of Tdt
1.
(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
Noun
Synonyms for word "tdt"
ephemeris time
terrestrial dynamical time
terrestrial time
tt
Semanticaly linked words with "tdt"
astronomy
uranology
time unit
unit of time
Hyponims for word "tdt"
time unit
unit of time