15-letter words containing u, m, b, r
- ram-air turbine — a small air-driven turbine fitted to an aircraft to provide power in the event of a failure of the normal systems
- rational number — a number that can be expressed exactly by a ratio of two integers.
- redisbursements — the act or an instance of disbursing.
- reynolds number — a dimensionless number, vρl/η, where v is the fluid velocity, ρ the density, η the viscosity and l a dimension of the system. The value of the number indicates the type of fluid flow
- rockwell number — a numerical expression of the hardness of a metal as determined by a test (Rockwell test) made by indenting a test piece with a Brale, or with a steel ball of specific diameter, under two successive loads and measuring the resulting permanent indentation.
- samuel fb morse — Jedidiah [jed-i-dahy-uh] /ˌdʒɛd ɪˈdaɪ ə/ (Show IPA), 1761–1826, U.S. geographer and Congregational clergyman (father of Samuel F. B. Morse).
- sb's trump card — Your trump card is something powerful that you can use or do, which gives you an advantage over someone.
- semisubmersible — Also called semisubmersible rig. a self-propelled barge that is mounted on partially submerged legs supported by underwater pontoons, rides at anchor, and serves as a work base and living quarters in deep offshore drilling operations.
- serous membrane — any of various thin membranes, as the peritoneum, that line certain cavities of the body and exude a serous fluid.
- strombuliferous — having organs coiled as spirals
- subcommissioner — a member of a subcommission
- sublapsarianism — infralapsarianism.
- tablet computer — a number of sheets of writing paper, business forms, etc., fastened together at the edge; pad.
- thermionic tube — a vacuum tube in which the cathode is heated electrically to cause the emission of electrons by thermal agitation.
- tobacco budworm — the larva of a noctuid moth, Heliothis virescens, that damages the buds and young leaves of tobacco.
- torture chamber — a room where somebody is caused extreme physical pain, esp in order to extract information, break resistance, etc
- tumbling barrel — a rotating drum for subjecting materials or small manufactured objects, loosely placed inside, to a tumbling action, as to mix materials or to polish objects by friction with one another or with an abrasive.
- udmurt republic — a constituent republic of W central Russia, in the basin of the middle Kama. Capital: Izhevsk. Pop: 1 570 500 (2002). Area: 42 100 sq km (16 250 sq miles)
- ultraliberalism — a belief in or support for an extremely liberal political party or doctrine
- umbrella policy — An umbrella policy is a policy that provides excess limits and gives additional excess coverage over the normal limits and coverage of liability policies.
- uncircumscribed — to draw a line around; encircle: to circumscribe a city on a map.
- uncompromisable — that cannot or should not be compromised
- unrecommendable — not able to be recommended, supported, or endorsed
- untransmissible — intransmissible
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- upwardly mobile — See under vertical mobility (def 1).
- uranium-bearing — containing or producing uranium
- urban migration — the process of people moving from rural areas to cities
- water-based mud — Water-based mud is a type of drilling mud consisting mainly of water, which has additives to modify it and make it more effective.
- weimar republic — the German republic (1919–33), founded at Weimar.
- ytterbium oxide — a colorless compound, Yb 2 O 3 , used in certain alloys and ceramics.