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...
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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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