👉 In the context of mathematics, a tritone is a fundamental unit in the harmonic series, which is an infinite sequence of harmonics. A tritone is denoted by the Greek letter "T" (or T). This means that the first note in the sequence is a perfect fourth, or fourth degree, and each subsequent note is one less than the previous one. Tritones are fundamental units because they occur in all the notes of the harmonic series. Tritonzooids, on the