u

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

the 21st letter of the Roman alphabet
• Syn:
U
• Hypernyms:
letter, letter of the alphabet, alphabetic character
• Member Holonyms:
Roman alphabet, Latin alphabet

II - adjective

(chiefly British) of or appropriate to the upper classes especially in language use
• Similar to:
upper-class
• Regions:
United Kingdom, UK, U.K., Britain, United Kingdom of Great Britain and Northern Ireland, Great Britain

• Từ đồng nghĩa / Synonyms:
  U, uranium, atomic number 92, uracil