Meaning : (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, terrestrial dynamical time, terrestrial time, tt
Tdt ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Tdt ka matlab kya hota hai?