Letters that make TDT

d, t are letters that make 'TDT'

Words within TDT

are words within 'TDT'

1 possible definitions for 'TDT'

Tdt as "(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"

Under this definition, tdt is a noun and has the following properties:


terrestrial time, TT, terrestrial dynamical time, ephemeris time have the same meaning as 'TDT'

TDT as a type

'TDT' can be a type of time unit, unit of time.

TDT as a category

'TDT' can be a category of astronomy, uranology.

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