UCD can refer to:

Education

• University College Dublin, Irish university
  • University College Dublin A.F.C., the university's association football club
  • University College Dublin RFC, the university's rugby union club
  • UCD GAA, the university Gaelic games club
• University of California, Davis

Science and technology

• User-centered design
• Use case diagram
• Urine collection device
• Ultra compact dwarf galaxy

Other

• Unión Cívica Democrática
• Union of the Democratic Centre (disambiguation), party name in various countries
• Union of the Democratic Centre (Spain)
• Union of the Democratic Centre (Argentina)

This disambiguation page lists articles associated with the title UCD.
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