Save Gender Feminine Usage Mongolian Scripts Цагаансар(Mongolian Cyrillic) Pronounced Pron. [t͡sʰɐ.ˈʁaːɴ.sɐr] [key·simplify] Meaning & History Means "white moon" in Mongolian, from цагаан (tsagaan) meaning "white" and сар (sar) meaning "moon". This is the name of the Mongolian Lunar New Year, usually celebrated around the beginning of spring.