Mathematics term for an unknown variable, typically denoted by x, y, etc.
In this equation, there are two unknowns, x and y.
yuan (Chinese currency)
The basic unit of currency in China.
In China, the renminbi yuan is used.
Taiwan dollar
Refers to the New Taiwan dollar; often used in compounds like 台湾元.
See also: 台湾元
The Taiwan dollar is the currency of Taiwan.
Historical Chinese dynasty (1271–1368), also known as the Mongol dynasty.
The elements of set A are 1, 2, and 3.
The Yuan dynasty was part of the Mongol Empire.
lively; energetic; full of spirit · healthy; well; in good health
dimension · perspective; level; point of reference
restoration; return; giving back · reduction; deoxidation
restoration; reconstruction; restitution
Japanese era name; imperial era name
marshal; admiral; general of the army
15th day of the 7th lunar month; last day of Bon lantern festival · mid-year gift; summer gift; Bon Festival gift
ringleader; main culprit · main cause; source
head of state; sovereign; ruler
renminbi; Chinese yuan
unitary; single element; single source or principle · one era; single era name · one unknown; one variable
tengen; center point of a Go board · Tengen era (978-983) · Tengen (Go title)
change of era; era name change
era; epoch · Common Era; AD
teaching unit; module
encouragement; pep talk; pick-me-up
common bean; green bean
pluralism; diversity
duality; binary
cheer up; pep up; encourage
elder statesman; doyen; veteran authority · genrō (Meiji-era elder statesman)
element; chemical element · classical element · origin; source
male coming-of-age ceremony · Edo-period married woman's appearance ritual
mid-year gift; summer gift
take care; stay well
15th day of the 1st, 7th and 10th lunar months · heaven, earth and man · January 1; New Year's Day · ternary
15th day of the 1st lunar month
15th day of the 10th lunar month
elder statesman; founding father
archetype (Jungian)
The kanji 元 originally means 'origin' or 'source'. Its use for 'yuan' (currency) and 'Yuan dynasty' is derived from Chinese. The mathematical senses are extensions of the idea of a fundamental unit or element.