Acronyms that contain the term TT
What does TT mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: TT.
We couldn't find any results for your search.
Couldn't find the right meaning of TT?
Maybe you were looking for one of these abbreviations:
... or use our Power Search technology to look
for more unique definitions from across the web!
What does TT mean?
- terrestrial time, TT, terrestrial dynamical time, TDT, ephemeris time(noun)
- (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