Letter

1. The twenty-first letter of the basic modern Latin alphabet.

Symbol

1. Symbol for uranium.
2. IUPAC 1-letter abbreviation for uracil

Letter

1. The twenty-first letter of the English alphabet, preceded by T and followed by V.

Noun

1. The twenty-first letter of the English alphabet.

1. (British film certificate) Universal - suitable for all ages
2. Under
3. University
4. Up, Upper

Adjective

1. Characteristic of the upper classes, particularly in use of language.

Quotations

• [1956], Alan S.C. Ross, “U and non-U,” in Brewer’s Anthology of England and the English, David Milsted http://books.google.com/books?ie=UTF-8&hl=en&id=zy5Ilrb2Ev8C&pg=PA120&lpg=PA120&sig=mfnYESKOJ5OvzHMthXuIGXEjshs

  To TAKE a bath is non-U against U to HAVE one’s bath.

• 1956, Nancy Mitford, Noblesse Oblige: an Inquiry into the Identifiable Characteristics of the English Aristocracy

  In a treatise that still causes ripples in English society, Mitford defined various terms as either U (upper class) or non-U.

• 1992, Stephan Gramley, Survey of Modern English http://books.google.com/books?ie=UTF-8&hl=en&id=nFspRR1BX5cC&pg=PA38&lpg=PA38&sig=nq8ymsvRAHpTpNURn-ykg6uHiJs

  Other, perhaps more contentious generalizations, which nevertheless contain a certain amount of truth, are that afternoon tea is U, starts at four and typically consists of tea, thin sandwiches and cakes.

• 1992, Linda Rosenkrantz, Beyond Charles and Diana http://books.google.com/books?ie=UTF-8&hl=en&id=_pILwnPV29gC&pg=PA49&lpg=PA49&sig=nnb1k-NENKsOGlfASOwuwwLV1yw

Proper noun

1. A language belonging to the Austro-Asiatic language family which is spoken in China.

Letter

1. The letter U