uraemia |jʊˈriːmiːə| — accumulation in the blood of nitrogenous waste products (urea) that are usually excreted in the urine

Ural-Altaic |ˈjʊrəlælˈteɪɪk| — a (postulated) group of languages including many of the indigenous languages of Russia (but not Russian)

uranic  — (chemistry) Containing uranium in higher valences than uranous compounds.

uranium |jʊˈreɪnɪəm| — a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons

Uranus |ˈjʊrənəs| — (Greek mythology) god of the heavens; son and husband of Gaea and father of the Titans in ancient mythology

urban |ˈɜːrbən| — relating to or concerned with a city or densely populated area

urbane |ɜːrˈbeɪn| — showing a high degree of refinement and the assurance that comes from wide social experience

urbanite |ˈɜːrbənaɪt| — Someone who lives in a city or similar urban area.

urbanity |ɜːrˈbænətɪ| — polished courtesy; elegance of manner

urbanization |ˌɜrbənəˈzeɪʃən| — the condition of being urbanized

urbanize |ˈɜːbəˌnaɪz| — make more industrial or city-like

urbanized |ˈɜːbəˌnaɪzd| — made urban in nature; taking on urban characteristics

urchin |ˈɜːrtʃɪn| — poor and often mischievous city child

Urdu |ˈʊrduː| — the official literary language of Pakistan, closely related to Hindi; widely used in India (mostly by Moslems); written in Arabic script

urea |jʊˈriːə| — the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics

uremia |jəˈriːmɪə| — accumulation in the blood of nitrogenous waste products (urea) that are usually excreted in the urine

ureter |jʊəˈriːtər| — either of a pair of thick-walled tubes that carry urine from the kidney to the urinary bladder

urethra |jʊˈriːθrə| — duct through which urine is discharged in most mammals and which serves as the male genital duct

urge |ɜːrdʒ| — an instinctive motive

urgency |ˈɜːrdʒənsɪ| — the state of being urgent; an earnest and insistent necessity

urgent |ˈɜːrdʒənt| — compelling immediate action

urgently |ˈɜːdʒəntlɪ| — with great urgency

urging |ˈɜːdʒɪŋ| — a verbalization that encourages you to attempt something

uric |ˈjɜːrɪk| — in or relating to or obtained from urine

urinal |ˈjʊrənl| — a plumbing fixture (usually attached to the wall) used by men to urinate

urinary |ˈjʊrənerɪ| — of or relating to the function or production or secretion of urine

urinate |ˈjʊrəneɪt| — pass after the manner of urine

urination |ˌjʊərɪˈneɪʃən| — the discharge of urine

urine |ˈjʊrən| — liquid excretory product

URL |ˌjuː ɑːr ˈel| — the address of a web page on the world wide web

urn |ɜːrn| — a large vase that usually has a pedestal or feet

urology |jʊˈrɑːlədʒɪ| — the branch of medicine that deals with the diagnosis and treatment of disorders of the urinary tract or urogenital system

ursine |ˈɜːrsaɪn| — of or relating to or similar to bears

urticaria |ˌɜːrtɪˈkerɪə| — an itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs

Uruguayan |ˌjərəˈɡweɪən| — a native or inhabitant of Uruguay