upsilon

1. The twentieth letter of Classical and Modern Greek; the twenty-second letter of Old and Ancient Greek.
2. (particle) An upsilon meson, or bottomonium.

Pronounced as (IPA)

/juːpˈsaɪ.lən/

Etymology

From Ancient Greek ὖ ψιλόν (û psilón, “simple Υ”).

Synonyms

Y

mu

υ

Translations

ypsilon

ípsilon

Ypsilon

hipsilo

ipsilão

ípsilon

ipsilone

ipsilon

ύψιλον

upsilon

ípsilon

ipsylon

Y

upsilon

Y