Browse our free online reference library:

  • Ŭichŏn - A Dictionary of Buddhism
  • Ŭichʾŏn - The Concise Oxford Dictionary of World Religions
  • Ŭijŏngbu - Concise Dictionary of World Place-Names
  • Ŭisang - The Concise Oxford Dictionary of World Religions
  • Ŭisang - A Dictionary of Buddhism
  • Ḍuḥa - A Dictionary of First Names
  • ḥudūd - The Concise Oxford Dictionary of World Religions
  • ḥukkat ha-goi - The Concise Oxford Dictionary of World Religions
  • ḥummash - The Concise Oxford Dictionary of World Religions
  • ῾Um-Kalthūm - A Dictionary of First Names
  • ῾Umar - A Dictionary of First Names
  • ῾Umayma - A Dictionary of First Names
  • ‘Ulysses’ - The Concise Oxford Companion to English Literature
  • ‘Unfinished’ Symphony - The Concise Oxford Dictionary of Music
  • ‛un - The Oxford Pocket Dictionary of Current English
  • “Uncle Ned,” - The Oxford Companion to American Literature
  • ′Umniya - A Dictionary of First Names
  • ʾUlamā - The Concise Oxford Dictionary of World Religions
  • ʾUmar al-Khayyām - The Concise Oxford Dictionary of World Religions
  • ʾUmar ibn al-Khattāb - The Concise Oxford Dictionary of World Religions
  • ʾUmm al-Kitāb - The Concise Oxford Dictionary of World Religions
  • ʾUmma - The Concise Oxford Dictionary of World Religions
  • ʿUmra - The Concise Oxford Dictionary of World Religions
  • Ùisdean - A Dictionary of First Names
  • Ùna - A Dictionary of First Names
  • Úaman - A Dictionary of Celtic Mythology
  • Úgaine Mór - A Dictionary of Celtic Mythology
  • Úna - A Dictionary of Celtic Mythology
  • Úna - A Dictionary of First Names
  • Überbrettl - The Concise Oxford Dictionary of Music
  • Übermensch - The Oxford Dictionary of Phrase and Fable
  • Übermenschen - Oxford Dictionary of Rhymes
  • ùmaidh - A Dictionary of Celtic Mythology
  • Újpest - The Columbia Encyclopedia, Sixth Edition
  • -ular - The Concise Oxford Dictionary of English Etymology
  • -ule - The Concise Oxford Dictionary of English Etymology
  • -ulent - The Concise Oxford Dictionary of English Etymology
  • -ulose - The Concise Oxford Dictionary of English Etymology
  • -ulous - The Concise Oxford Dictionary of English Etymology
  • -uncle - The Concise Oxford Dictionary of English Etymology
  • U - The Concise Oxford Dictionary of World Religions
  • U - World Encyclopedia
  • U - The Oxford Dictionary of Phrase and Fable
  • U - Concise Oxford Companion to the English Language
  • u - The Oxford Dictionary of Abbreviations
  • u - The Oxford Pocket Dictionary of Current English
  • U - The Columbia Encyclopedia, Sixth Edition
  • U AND NON-U - Concise Oxford Companion to the English Language
  • U Geminorum star - A Dictionary of Astronomy
  • U magnitude - A Dictionary of Astronomy
  • U Nu - Encyclopedia of World Biography
  • U Nu - A Dictionary of Contemporary World History
  • U of A - The Oxford Dictionary of Abbreviations
  • U of NC - The Oxford Dictionary of Abbreviations
  • U of S - The Oxford Dictionary of Abbreviations
  • U of T - The Oxford Dictionary of Abbreviations
  • U Thant - Encyclopedia of World Biography
  • U Thant - A Dictionary of Contemporary World History
  • U‐2 Incident - The Oxford Companion to United States History
  • U‐2 Incident - The Oxford Companion to American Military History
  • U‐2 Spy Planes - The Oxford Companion to American Military History
  • Uí - A Dictionary of Celtic Mythology
  • Uí Briúin - The Oxford Companion to Irish History
  • Uí Briain - The Oxford Companion to Irish History
  • Uí Chennselaig - The Oxford Companion to Irish History
  • Uí Dúnlainge - The Oxford Companion to Irish History
  • Uí Fiachrach - The Oxford Companion to Irish History
  • Uí Maine - A Dictionary of Celtic Mythology
  • Uí Néill - The Oxford Companion to Irish History
  • Uí Néill - A Dictionary of Celtic Mythology
  • Uí Sínaich - The Oxford Companion to Irish History
  • U-2 - The Oxford Essential Dictionary of the U.S. Military
  • U-2 Incident - Dictionary of American History
  • U-2 Incident - Encyclopedia of Espionage, Intelligence, and Security
  • U-2 Spy Plane - Encyclopedia of Espionage, Intelligence, and Security