16-letter words containing o, s, u, a, r
- thermal neutrons — a neutron with low kinetic energy, especially one slowed by the moderator in a nuclear reactor.
- to get your oats — to have sexual intercourse regularly
- to sow your oats — (of a young person) to behave in a rather uncontrolled way, esp by having a lot of sexual relationships
- tobacco industry — business of selling smoking products
- toulouse-lautrec — Henri Marie Raymond de [ahn-ree ma-ree re-mawn duh] /ɑ̃ˈri maˈri rɛˈmɔ̃ də/ (Show IPA), 1864–1901, French painter and lithographer.
- transconductance — the ratio of a small change in anode current of an electron tube at a certain level of output to the corresponding small change of control-electrode voltage, usually expressed in mhos or micromhos.
- transculturation — acculturation.
- transilluminator — to cause light to pass through.
- transport number — that fraction of the total electric current that anions and cations carry in passing through an electrolytic solution.
- twofold purchase — a purchase using a double standing block and a double running block so as to give a mechanical advantage of four or five, neglecting friction, depending on whether the hauling is on the standing block or the running block.
- ultramicroscopic — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- ultranationalism — extreme devotion to or advocacy of the interests of a nation, especially regardless of the effect on any other nations.
- ultranationalist — an advocate of ultranationalism.
- uncinate process — a curved, bony process on certain ribs of birds that projects backward and overlaps the succeeding rib, serving to strengthen the thorax.
- unconversational — of, relating to, or characteristic of conversation: a conversational tone of voice.
- under bare poles — (of a sailing vessel) with no sails set
- undercompensated — to compensate or pay less than is fair, customary, or expected.
- undiscriminatory — characterized by or showing prejudicial treatment, especially as an indication of bias related to age, color, national origin, religion, sex, etc.: discriminatory practices in housing; a discriminatory tax.
- unimpressionable — easily impressed or influenced; susceptible: an impressionable youngster.
- universalization — to make universal.
- unreasonableness — not reasonable or rational; acting at variance with or contrary to reason; not guided by reason or sound judgment; irrational: an unreasonable person.
- up to one's ears — the organ of hearing and equilibrium in vertebrates, in humans consisting of an external ear that gathers sound vibrations, a middle ear in which the vibrations resonate against the tympanic membrane, and a fluid-filled internal ear that maintains balance and that conducts the tympanic vibrations to the auditory nerve, which transmits them as impulses to the brain.
- upper atmosphere — the portion of the atmosphere above the troposphere.
- upsilon particle — the 20th letter of the Greek alphabet (Υ, υ).
- utility software — system software that manages and optimizes the performance of hardware
- vancouver island — an island of SW Canada, off the SW coast of British Columbia: separated from the Canadian mainland by the Strait of Georgia and Queen Charlotte Sound, and from the US mainland by Juan de Fuca Strait; the largest island off the W coast of North America. Chief town: Victoria. Pop: 706 243 (2001). Area: 32 137 sq km (12 408 sq miles)
- vapor combustion — Vapor combustion is a closed burn system used for treating liquid waste which contains volatile organic compounds.
- victorian values — qualities considered to characterize the Victorian period, including enterprise and initiative and the importance of the family
- video journalism — the techniques, methods, etc., of preparing and broadcasting informational, social, political, and other nonfiction subjects via news and documentary programs.
- vitruvian scroll — a scroll forming a stylized wave pattern.
- voluntary muscle — muscle whose action is normally controlled by an individual's will; mainly skeletal muscle, composed of parallel bundles of striated, multinucleate fibers.
- voluntary school — a school that promotes specific religious beliefs and which is funded by a local education authority but was not established by the authority
- voluntary sector — the part of the economy that consists of non-profit-making organizations, as opposed to the public and private sectors
- walrus moustache — a long thick moustache drooping at the ends
- women's suffrage — right of adult females to vote
- writ of subpoena — a legal document commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty
- zagros mountains — a mountain range in S Iran: has Iran's main oilfields in its W central foothills. Highest peak: Zard Kuh, 4548 m (14 920 ft)
- zygosporangium's — a sporangium that bears a zygospore.