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Tau (ΤΑΦ, sounds like "tough") is the name of the letter "T" in greek.
tau is the last letter of the Greek alphabet.
Tau
The Greek letter "tau" (Τ, τ) corresponds to the English letter "T." In various contexts, "tau" can also refer to concepts in mathematics, physics, and statistics, such as the tau particle in particle physics or the tau function in number theory. Additionally, in some areas, tau is used to represent time constants in equations.
M - Mu (Mew) N - Nu (New) T- Tau (Taw)
Tau is a letter of the Greek alphabet and without a "U" it would be Ta, which is meaningless. However, the letter "U" does not, of itself, have a meaning.
Tau.
It depends on which alphabet you are talking about. In English it is S In Greek it is T In Hebrew, ר (resh) In Russian it is C
Tau is the Greek letter that starts with "TA." It is the 19th letter of the Greek alphabet and is symbolized by the uppercase Τ and lowercase τ.
a tau cross.
ankh
There isn't enough information specified to answer.... due to the limitations of the site, I'm not even positive that you mean the Roman letter t as opposed to the Greek letter tau. If it is tau, then one possible answer is that tau is 2 * pi. In physics, t usually stands for time.