su

A Chinese surname from Mandarin.

A diminutive of the female given name Susan and of its variant forms.

Alternative form of xu (“former Vietnamese currency”). [A former unit of currency in Vietnam, equivalent to a hundredth of a dong.]

Abbreviation of Sunday. [The first day of the week in many religious traditions, and the seventh day of the week in systems using the ISO 8601 standard; the Christian Sabbath; the Lord's Day; it follows Saturday and precedes Monday.]

Any of several universities:

Initialism of Sabancı University.

Initialism of Salisbury University.

Initialism of Seattle University.

Abbreviation of Seton Hall University.

Initialism of Shippensburg University.

Initialism of Silliman University.

Initialism of Silpakorn University.

Initialism of Sofia University.

Initialism of South University.

Initialism of Stanford University.

Initialism of Stellenbosch University.

Initialism of Stockholm University.

Initialism of Syracuse University.

Abbreviation of North Sumatra: a province of Indonesia. [A province of Indonesia.]

Initialism of students' union. [(UK) A student organization present in many colleges, universities, and high schools. In higher education, the students' union is often accorded its own building on the campus, dedicated to social, organizational activities, and representation.]

(algebra) Abbreviation of special unitary group. [(linear algebra, group theory) For given n, the group of n×n unitary matrices with complex elements and determinant equal to one.]

Initialism of state university.

Initialism of statistical unit.

Initialism of Soviet Union: a former country in Europe and Asia. [(historical) A former transcontinental country in Europe and Asia (1922–1991), now split into Russia and 14 other countries. Official name: Union of Soviet Socialist Republics.]