Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ultrasonohysterography Synonym of sonohysterography. ultrasonological Relating to ultrasound. ultrasonologically In terms of, or by means of, ultrasound. ultrasonologist A person who performs ultrasound. ultrasonology The study of ultrasound and its applications ultrasonometer A device that uses ultrasound to image osteoporosis ultrasonometric Relating to ultrasonometry. ultrasonometry Synonym of sonometry. ultrasonophoresis Synonym of sonophoresis. ultrasonoscope A device that displays an ultrasonographic image ultrasonoscopic ultrasonographic ultrasonoscopy ultrasonography ultrasonosurgery Surgery by means of focused ultrasound. ultrasonotomogram An image produced by ultrasonotomography. ultrasonotomograph A device that produces ultrasonotomograms. ultrasonotomographic Relating to ultrasonotomography. ultrasonotomography Tomography using ultrasound. ultrasophisticated extremely sophisticated ultrasophistication The quality of being ultrasophisticated. ultrasound Sound with a frequency greater than the upper limit of human hearing, which is approximately 20 kilohertz. ultrasparse Extremely sparse. ultrasparsifier A form of sparsifier that makes a graph particularly sparse. ultraspecialization The quality of being ultraspecialized. ultraspecialized extremely specialized ultraspecific Relating to taxa at greater than species level ultraspecificity The condition of being ultraspecific ultraspectral Describing extremely high-definition spectral imaging (beyond hyperspectral) ultraspherical Related to or involving a Gegenbauer polynomial. ultraspinning ultrafast spinning ultraspiracle An invertebrate nuclear receptor for juvenile hormones. ultraspiritual extremely spiritual ultraspiritualism The quality of being ultraspiritual. ultraspirituality The quality of being ultraspiritual. ultrastability The condition of being ultrastable ultrastable Very stable. ultrastandardization Extreme standardization. ultrastatic static in a precisely defined way ultrastellar Beyond the stars. ultrasterile Extremely sterile ultrastrenuous extremely strenuous ultrastrict Very strict. ultrastrong extremely strong. ultrastrongly In an ultrastrong manner ultrastructural Of or pertaining to ultrastructure. ultrastructurally In an ultrastructural manner. ultrastructure The fine, detailed structure of a biological specimen that can only be observed by electron microscopy ultrastructured Having an ultrastructure. ultrasubtle extremely subtle Ultrasuede A kind of washable synthetic suede. ultrasupernatant The supernatant produced by ultracentrifugation ultrasuperovulation An extreme level of ovulation ultrasweet Extremely sweet (in taste). ultraswift Extraordinarily swift; of utmost swiftness. ultrasynaptic Synonym of extrasynaptic. ultrasystematic Extremely systematic. ultratalented Extremely talented. ultratard Someone who is extremely stupid, even more stupid than a retard. ultratechnical extremely technical ultratelluric Coming from outside the Earth; extraterrestrial. ultratender Extremely tender. ultratense Extremely tense. ultraterrene Beyond the planet Earth. ultraterrestrial Beyond the planet Earth. ultratherm A shortwave diathermy machine. ultrathick Extremely or exceedingly thick. ultrathin Extremely thin; of utmost thinness. ultrathinly In an ultrathin manner ultrathinness The state or quality of being ultrathin. ultratight Extremely tight. ultratiny extremely tiny ultratome A microtome used in ultramicrotomy ultratotal That quantifies more than the total quantity. ultratough Extremely tough; of utmost toughness. ultratoxic Extraordinarily toxic; of the utmost toxicity. ultratraditional Extremely traditional ultratraditionalism Extreme traditionalism. ultratraditionalist A person who takes traditionalist principles to an extreme. ultratropical Situated beyond, or outside of, the tropics. ultratypical Conforming in every way to an idealised type; typical in every respect. ultratyrannical Extraordinarily tyrannical; of utmost tyranny. ultraurgent extremely urgent ultravacuum A nearly perfect vacuum; i.e. an almost or fully complete absence of matter, especially a gas at very low pressure. ultravast Extremely or exceedingly vast; of utmost vastness. ultravicious Extrordinarily vicious. ultravigilant Very vigilant. ultravillain supervillain ultraviolence Unnecessary, unprovoked (usually brutal) violence; violent acts simply for the thrill and entertainment of it. ultraviolent Extremely violent; of utmost violence. ultraviolet Of electromagnetic radiation beyond (higher in frequency than) light visible to the human eye; radiation with wavelengths from 380 to 10 nanometres. ultravirile Extremely virile. ultravirility The quality of being ultravirile. ultravirtuous extremely virtuous ultravirus A filterable virus. ultraviscosity The condition of being ultraviscous. ultraviscous Having an extremely high viscosity ultravisible At the ultraviolet end of the spectrum, higher in frequency than light visible to humans. ultravivid Extraordinarily vivid; of utmost vividness or vividity. ultravulnerable Highly vulnerable. ultrawarm Extremely warm. ultrawave A type of radiation, often described as allowing for faster-than-light communication. ultraweak Extremely weak ultraweakly In an ultraweak manner ultrawealthy Extremely wealthy. ultrawide extremely wide ultrawideband Describing a radio technology that uses a large portion of the radio spectrum ultrawise extremely wise ultrayoung extremely young ultrazealous Extremely zealous. ultrazodiacal Outside the zodiac; being in that part of the skies that is more than eight degrees from the ecliptic. ultrazoom A very high-magnification zoom feature. ultroid An ultraleftist. ultroneity The quality of being ultroneous. ultroneous spontaneous; voluntary ultroneously Spontaneously; voluntarily. ultroneousness The state or quality of being ultroneous; spontaneousness; voluntariness. ulu An all-purpose knife traditionally used by Yup'ik, Inuit, and Aleut women. ulua Any fish of the genus Ulua. Uluazapa A town in San Miguel department, El Salvador. ulubalang In parts of Asia: a chosen warrior; a champion. Ulugqat A county of Kizilsu, Xinjiang autonomous region, China. uluhe The fern Dicranopteris linearis. ululant Howling; wailing. ululate To howl loudly or prolongedly in lamentation or joy. ululating An act of ululation. ululatingly With a ululating sound. ululation The act of ululating; a long, loud, wavering cry or howl. ululative Being or relating to a ululation. ululatory Being or relating to a ululation. ululu An auspicious cry uttered by Indian women on festive occasions. Ulundurpet A town and a taluk in Kallakurichi district, Tamil Nadu, India. Ulupna A locality in the Shire of Moira, northern Victoria, Australia. Uluru A giant free-standing rock in central Australia. ulus An administrative division of the Sakha Republic (Yakutia), Russia, similar to райо́н (rajón, “district”) in Russia proper. ulva Any organism of the genus Ulva. ulvaceous Of or relating to the Ulvaceae. ulvalean Any green alga of the order Ulvales ulvan Any of a class of sulfated polysaccharides found in the cell wall of the green alga Ulva pertusa. ulvellaceous Of or relating to the Ulvellaceae. Ulverston A market town and civil parish with a town council in Westmorland and Furness, Cumbria, England, previously in South Lakeland district, and historically in Lancashire (OS grid ref SD2878). Ulverstone A town in Central Coast council area, northern Tasmania, Australia. ulvite ulvöspinel ulvoid Any green alga of the genus Ulva. ulvophycean Any green alga of the class Ulvophyceae ulvophyte Any green alga of the class Ulvophyceae Ulwa A Misumalpan language from Nicaragua. ulwaluko The Xhosa ritual of circumcision and initiation into manhood. Ulyana A transliteration of the Belarusian female given name Улля́на (Ulljána) Ulyanov A transliteration of the Russian surname Улья́нов (Ulʹjánov). Ulyanovsk An oblast of Russia. Ulyatt A surname.