In some languages, including German and Portuguese, the name upsilon (Ypsilon in German, ípsilon in Portuguese) is used to refer to the Latin letter Y as well as the Greek letter.

Kids Definition upsilon noun up· si· lon ˈyüp-sə-ˌlän ˈəp- -lən : the 20th letter of the Greek alphabet

Upsilon, comes after tau, and before phi in the Greek alphabet, is used to indicate an upsilon meson or bottomonium in particle physics. The mass-to-light ratio in astrophysics and physical cosmology is …

Dive into the captivating odyssey of Upsilon, the 20th letter of the Greek alphabet, from its origins in ancient scripts to its role in the forefront of modern science and technology.

It is the equivalent of the phi (strange quark, strange antiquark), psi (charm quark, charm antiquark) and upsilon (bottom quark, bottom antiquark) mesons.

1,911 Views Graphical characteristics: Asymmetric, Open shape, Monochrome, Contains curved lines, Has no crossing lines. Category: Alphabets. Upsilon is part of the Greek alphabet group.

Upsilon or ypsilon is the twentieth letter of the Greek alphabet. In the system of Greek numerals, Υʹ has a value of 400. It is derived from the Phoenician waw ...