English Words Starting With U

• urban vii

  nounHigh
  /ˈɜː.bən/Relating to or characteristic of a city or town.
• urban viii

  nounC2
  /ˌɜː.bən ˈeɪ.tiθ/The name of a specific historical figure, Pope Urban VIII (Maffeo Barberini), who led the Catholic Church from 1623 to 1644.
• urban wind

  nounLow (technical/meteorological); Low-to-medium (figurative/metaphoric use).
  /ˈɜːbən wɪnd/A wind phenomenon specifically occurring within or influenced by the built environment of a city.
• urbana

  nounC2
  /ɜːˈbɑːnə/The capitalized proper noun refers specifically to a city in the US state of Illinois, or is a rarely used, highly formal or poetic adjective meaning 'pertaining to a city'.
• urbandale

  nounC2
  /ˈɜːbəndeɪl/A proper noun, primarily referring to place names, notably a city in Iowa, USA.
• urbanism

  nounLow-frequency (Academic/Technical)
  /ˈɜː.bən.ɪ.zəm/The study, planning, and design of cities and urban areas, especially focusing on their physical and social organisation.
• urbanist

  nounC2
  /ˈɜːbənɪst/A person who specializes in the planning and development of towns and cities.
• urbanite

  nounB2/C1
  ˈɜː.bən.aɪtA person who lives in a city.
• urbanity

  nounC2
  /ɜːˈbæn.ə.ti/The quality of being polite, refined, and sophisticated in a way that is characteristic of city life.
• urbanization

  nounHigh
  /ˌɜː.bən.aɪˈzeɪ.ʃən/The process by which towns and cities are formed and become larger as more people begin living and working in central areas.
• urbanize

  verbverb-transitiveC1
  /ˈɜː.bən.aɪz/To make an area more like a city in character, especially by developing it with buildings and infrastructure.
• urbanology

  nounC1/C2
  /ˌɜː.bəˈnɒl.ə.dʒi/The study of cities, their physical, social, economic, and political structures, and their problems.
• urbiculture

  nounvery low
  /ˈɜː.bɪˌkʌl.tʃə/The culture, customs, and social patterns characteristic of urban life.
• urchin

  nounC1
  /ˈɜː.tʃɪn/A child, especially a boy, who is poor, dirty, and poorly dressed.
• urd

  nounVery Low
  /ɜːd/A tropical bean plant (Vigna mungo), also known as black gram or urad bean, native to South Asia.
• urdu

  nounC1
  /ˈʊəduː/An Indo-Aryan language that is the official national language of Pakistan and is also widely spoken in India, especially in the northern states.
• urea

  nounC2
  /jʊˈriː.ə/A colourless crystalline compound which is the main nitrogenous breakdown product of protein metabolism in mammals, excreted in urine.
• urea cycle

  nounVery low (C2-Proficiency / Specialized)
  /jʊˈriːə ˈsaɪkl/The biochemical pathway in the liver that converts toxic ammonia into urea for excretion.
• urea-formaldehyde resin

  nounC1/C2
  /jʊˌriːə fɔːˈmældɪhaɪd ˈrɛzɪn/A type of thermosetting synthetic plastic or polymer made from urea and formaldehyde.
• urease

  nounLow
  /ˈjʊə.ri.eɪz/An enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia.

Showing 1241–1260 of 1514 words.