ulnar vein
1: any of several veins of the forearm [syn: {vena ulnaris}]
Ulrich Zwingli
1: Swiss theologian whose sermons began the Reformation in Switzerland (1484-1531) [syn: {Zwingli}, {Huldreich Zwingli}]
Ulster
1: a historic division of Ireland located in the northeastern part of the island; six of Ulster's nine counties are in Northern Ireland 2: loose long overcoat of heavy fabric; usually belted
Ulster Defense Association
1: the major Protestant paramilitary group in Northern Ireland; responsible for bombing the homes of Catholics and for criminal racketeering and selling drugs [syn: {UDA}]
ult
1: in or of the month preceding the present one; "your letter received on the 29th ult" [syn: {ultimo}]
ulterior
1: lying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed); "subterranean motives for murder"; "looked too closely for an ulterior purpose in...
ulteriority
1: the quality of being ulterior; "their conversation was limited to ulteriorities"; "a terrible feeling of ulteriority"; "his stories were too susceptible to ulteriority"
ultima Thule
1: the geographical region believed by ancient geographers to be the northernmost land in the inhabited world [syn: {Thule}]
ultimacy
1: the state or degree of being ultimate; the final or most extreme in degree or size or time or distance, "the ultimacy of these social values" [syn: {ultimateness}]
ultimate
1: furthest or highest in degree or order; utmost or extreme; "the ultimate achievement"; "the ultimate question"; "man's ultimate destiny"; "the ultimate insult"; "one's ultimate goal in life" [ant: ...
ultimate frisbee
1: a game between two teams whose players try to toss a Frisbee to one another until they cross the opponents goal; possession changes hands when the frisbee is intercepted or touches the ground or go...
ultimately
1: as the end result of a succession or process; "ultimately he had to give in"; "at long last the winter was over" [syn: {finally}, {in the end}, {at last}, {at long last}] 2: after everything has be...
ultimateness
1: the state or degree of being ultimate; the final or most extreme in degree or size or time or distance, "the ultimacy of these social values" [syn: {ultimacy}]
ultimatum
1: a final peremptory demand [also: {ultimata} (pl)]
ultimo
1: in or of the month preceding the present one; "your letter received on the 29th ult" [syn: {ult}]
ultra
1: (used of opinions and actions) far beyond the norm; "extremist political views"; "radical opinions on education"; "an ultra conservative" [syn: {extremist}, {radical}]
ultra vires
1: beyond the legal power or authority of a person or official or body etc; "an ultra vires contract" [ant: {intra vires}] adv : beyond the scope or in excess of legal power or authority
Ultracef
1: a cephalosporin antibiotic (trade name Ultracef) [syn: {cefadroxil}]
ultracentrifuge
1: a high speed centrifuge used to determine the relative molecular masses of large molecules in high polymers and proteins v : subject to the action of an ultracentrigue
ultraconservative
1: extremely conservative n : an extreme conservative; an opponent of progress or liberalism [syn: {reactionary}, {extreme right-winger}]
ultramarine
1: of a brilliant pure blue to purplish blue color n 1: blue pigment made of powdered lapis lazuli [syn: {ultramarine blue}] 2: vivid blue to purple-blue
ultramarine blue
1: blue pigment made of powdered lapis lazuli [syn: {ultramarine}]
ultramicroscope
1: light microscope that uses scattered light to show particles too small to see with ordinary microscopes [syn: {dark-field microscope}]
ultramodern
1: extremely modern; "Dadism and ultramodern art"
ultramontane
1: of or relating to ultramonatism 2: on or relating to or characteristic of the region or peoples beyond the Alps from Italy (or north of the Alps); "ancient transalpine Gaul was an area northwest of...
ultramontanism
1: (Roman Catholic Church) the policy that the absolute authority of the church should be vested in the pope
ultranationalism
1: fanatical patriotism [syn: {chauvinism}, {jingoism}, {superpatriotism}]
ultranationalistic
1: fanatically patriotic [syn: {chauvinistic}, {flag-waving(a)}, {jingoistic}, {nationalistic}, {superpatriotic}]
ultrasonic
1: having frequencies above those of audible sound [syn: {supersonic}]
ultrasonically
1: by ultrasonic means; "the kidney stones were removed ultrasonically"
ultrasonography
1: using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth or study bodily organs [syn: {sonography}, {ultrasound}...
ultrasound
1: very high frequency sound; used in ultrasonography 2: using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth o...
ultraviolet
1: having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end; "ultraviolet radiation"; "an ultraviolet lamp" n : radiation lying i...
ultraviolet illumination
1: radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays [syn: {ultraviolet}, {ultraviolet radiation}, {ultraviolet light}, {UV}]
ultraviolet lamp
1: any source of illumination that emits ultraviolet radiation [syn: {ultraviolet source}]
ultraviolet light
1: radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays [syn: {ultraviolet}, {ultraviolet radiation}, {ultraviolet illumination}, {UV}]
ultraviolet radiation
1: radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays [syn: {ultraviolet}, {ultraviolet light}, {ultraviolet illumination}, {UV}]
ultraviolet source
1: any source of illumination that emits ultraviolet radiation [syn: {ultraviolet lamp}]
Ulugh Muz Tagh
1: a mountain in the Kunlun range in China (25,340 feet high) [syn: {Ulugh Muztagh}]
Ulugh Muztagh
1: a mountain in the Kunlun range in China (25,340 feet high) [syn: {Ulugh Muz Tagh}]
ululate
1: emit long loud cries; "wail in self-pity"; "howl with sorrow" [syn: {howl}, {wail}, {roar}, {yawl}]
ululation
1: a long loud emotional utterance; "he gave a howl of pain"; "howls of laughter"; "their howling had no effect" [syn: {howl}, {howling}]
Ulva
1: type genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce [syn: {genus Ulva}]
Ulvaceae
1: thin flat or tubular green algae [syn: {family Ulvaceae}, {sea-lettuce family}]
Ulvales
1: an order of protoctista [syn: {order Ulvales}]
Ulvophyceae
1: alternative name for the class Chlorophyceae in some classifications [syn: {class Ulvophyceae}]
Ulysses
1: Roman misspelling for Odysseus
Ulysses Grant
1: 18th President of the United States; commander of the Union armies in the American Civil War (1822-1885) [syn: {Grant}, {Ulysses S. Grant}, {Ulysses Simpson Grant}, {Hiram Ulysses Grant}, {Presiden...
Ulysses S. Grant
1: 18th President of the United States; commander of the Union armies in the American Civil War (1822-1885) [syn: {Grant}, {Ulysses Grant}, {Ulysses Simpson Grant}, {Hiram Ulysses Grant}, {President G...
Ulysses Simpson Grant
1: 18th President of the United States; commander of the Union armies in the American Civil War (1822-1885) [syn: {Grant}, {Ulysses Grant}, {Ulysses S. Grant}, {Hiram Ulysses Grant}, {President Grant}...
Uma
1: a benevolent aspect of Devi; `splendor' 2: fringe-toed lizard [syn: {genus Uma}]
Uma notata
1: with long pointed scales around toes; of deserts of United States and Mexico [syn: {fringe-toed lizard}]
Umar al-Mukhtar Forces
1: a little known Palestinian group responsible for bombings and for killing Israelis; seeks to defeat Israel and liberate southern Lebanon, Palestine, and Golan Heights [syn: {Forces of Umar Al-Mukht...
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Umayyad
1: the first dynasty of Arab caliphs whose capital was Damascus [syn: {Ommiad}, {Omayyad}]
umbel
1: flat-topped or rounded inflorescence characteristic of the family Umbelliferae in which the individual flower stalks arise from about the same point; youngest flowers are at the center
umbel-like
1: resembling an umbel in form [syn: {umbellate}]
Umbellales
1: plants having umbels or corymbs of uniovulate flowers; includes the Umbelliferae (chiefly herbs) and Cornaceae (chiefly trees or shrubs) [syn: {order Umbellales}]
umbellar
1: bearing or consisting of or resembling umbels [syn: {umbellate}]
umbellate
1: bearing or consisting of or resembling umbels [syn: {umbellar}] 2: resembling an umbel in form [syn: {umbel-like}]
umbellifer
1: any of numerous aromatic herbs of the family Umbelliferae [syn: {umbelliferous plant}]
Umbelliferae
1: plants having flowers in umbels: parsley; carrot; anise; caraway; celery; dill [syn: {family Umbelliferae}, {Apiaceae}, {family Apiaceae}, {carrot family}]
umbelliferous
1: relating to or belonging to plants of the family Umbelliferae
umbelliferous plant
1: any of numerous aromatic herbs of the family Umbelliferae [syn: {umbellifer}]
Umbellularia
1: aromatic evergreen trees of Pacific coast [syn: {genus Umbellularia}]
Umbellularia californica
1: Pacific coast tree having aromatic foliage and small umbellate flowers followed by olivelike fruit; yields a hard tough wood [syn: {California laurel}, {California bay tree}, {Oregon myrtle}, {pepp...
umber
1: of the color of any of various natural brown earth pigments n 1: an earth pigment 2: a medium to dark brown color [syn: {chocolate}, {coffee}, {deep brown}, {burnt umber}]
umbilical
1: relating to or resembling the umbilicus; "umbilical cord"
umbilical cord
1: membranous duct connecting the fetus with the placenta
umbilical hernia
1: protrusion of the intestine and omentum through a hernia in the abdominal wall near the navel; usually self correcting after birth [syn: {omphalocele}]
umbilical vein
1: a vein in the umbilical cord; returns nutrient blood from the placenta to the fetus [syn: {vena umbilicalis}]
umbilical vesicle
1: membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional [syn: {yolk sac}, {vitelline sac}, {vesicula umbilicus}]
umbilicus
1: scar where the umbilical cord was attached [syn: {navel}, {bellybutton}, {omphalos}, {omphalus}] [also: {umbilici} (pl)]
umbo
1: a slight rounded elevation where the malleus attaches to the eardrum [also: {umbones} (pl)]
umbra
1: a region of complete shadow resulting from total obstruction of light [also: {umbrae} (pl)]
umbrage
1: a feeling of anger caused by being offended; "he took offence at my question" [syn: {offense}, {offence}]
umbrageous
1: filled with shade; "the shady side of the street"; "the surface of the pond is dark and shadowed"; "we sat on rocks in a shadowy cove"; "cool umbrageous woodlands" [syn: {shady}, {shadowed}, {shado...
umbrella
1: covering or applying simultaneously to a number of similar items or elements or groups; "an umbrella organization"; "umbrella insurance coverage" n 1: a lightweight handheld collapsible canopy 2: a...
umbrella arum
1: foul-smelling somewhat fleshy tropical plant of southeastern Asia cultivated for its edible corms or in the greenhouse for its large leaves and showy dark red spathe surrounding a large spadix [syn...
umbrella bird
1: black tropical American bird having a large overhanging crest and long feathered wattle [syn: {Cephalopterus ornatus}]
umbrella fern
1: large Australasian fern with fanlike repeatedly forked fronds; sometimes placed in genus Gleichenia [syn: {fan fern}, {Sticherus flabellatus}, {Gleichenia flabellata}]
umbrella magnolia
1: small deciduous open-crowned tree of eastern North America having creamy white flowers and large leaves in formations like umbrellas at the ends of branches [syn: {umbrella tree}, {elkwood}, {elk-w...
umbrella pine
1: medium-sized 2-needled pine of southern Europe having a spreading crown; widely cultivated for its sweet seeds that resemble almonds [syn: {stone pine}, {European nut pine}, {Pinus pinea}]
umbrella plant
1: rhizomatous perennial herb with large dramatic peltate leaves and white to bright pink flowers in round heads on leafless stems; colonizes stream banks in the Sierra Nevada in California [syn: {Ind...
umbrella sedge
1: African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves [syn: {umbrella plant}, {Cyperus alternifolius}]
umbrella tent
1: a small tent with a single supporting pole and radiating metal ribs
umbrella tree
1: erect evergreen shrub or small tree of Australia and northern Guinea having palmately compound leaves [syn: {Schefflera actinophylla}, {Brassaia actinophylla}] 2: small deciduous open-crowned tree ...
Umbria
1: a mountainous region in central Italy
Umbrian
1: an extinct Italic language of ancient southern Italy
Umbrina
1: croakers [syn: {genus Umbrina}]
Umbrina roncador
1: a fish of the Pacific coast of North America [syn: {yellowfin croaker}, {surffish}, {surf fish}]
Umbundu
1: a Bantu language spoken in Angola
umlaut
1: a diacritical mark (two dots) placed over a vowel in German to indicate a change in sound [syn: {dieresis}, {diaeresis}]
Umma
1: the Muslim community or people, considered to extend from Mauritania to Pakistan; "moderate Muslims urge the Ummah to reject the terrorism of radical Muslims" [syn: {Ummah}, {Muslim Ummah}, {Islami...
Umma Tameer-e-Nau
1: a nongovernmental organization of Pakistani scientists that has been a supporter of terrorism; has provided information about chemical and biological and nuclear warfare to Osama bin Laden and al-Q...
Ummah
1: the Muslim community or people, considered to extend from Mauritania to Pakistan; "moderate Muslims urge the Ummah to reject the terrorism of radical Muslims" [syn: {Umma}, {Muslim Ummah}, {Islamic...
ump
1: an official at a baseball game [syn: {umpire}]
umpirage
1: mediation by an umpire 2: the act of umpiring; "the officiating was excellent" [syn: {officiation}, {officiating}, {refereeing}]
umpire
1: an official at a baseball game [syn: {ump}] v : be a referee or umpire in a sports competition [syn: {referee}]
umpteen
1: innumerable but many [syn: {umteen}]
umpteenth
1: last in an indefinitely numerous series [syn: {umteenth}, {umptieth}]
umptieth
1: last in an indefinitely numerous series [syn: {umpteenth}, {umteenth}]
umteen
1: innumerable but many [syn: {umpteen}]
umteenth
1: last in an indefinitely numerous series [syn: {umpteenth}, {umptieth}]
UN
1: an organization of independent states formed in 1945 to promote international peace and security [syn: {United Nations}]
UN agency
1: an agency of the United Nations [syn: {United Nations agency}]
un-American
1: considered contrary to the best interests of the United States
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