15-letter words containing r, u, m, i
- summer triangle — a group of three first-magnitude stars (Deneb, Vega, and Altair) visible during the summer in the N skies
- super-committee — a committee with members from two or more organizations or political groups
- superimposition — to impose, place, or set over, above, or on something else.
- supernaturalism — supernatural character or agency.
- superparasitism — the parasitic deposit of eggs on a host already parasitized by a different member of the same species
- superpatriotism — the quality of being superpatriotic
- support mission — assistance given by one military unit to another to assist in the accomplishment of the supported unit's mission.
- supporting film — a film that accompanies the main feature film in a film programme
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- swimming trunks — men's swimsuit shorts
- symmetric group — the group of all permutations of a finite set.
- tatra mountains — a mountain range along the border between Slovakia and Poland, extending for about 64 km (40 miles): the highest range of the central Carpathians. Highest peak: Gerlachovka, 2663 m (8737 ft)
- teamsters union — the unofficial name of the International Brotherhood of Teamsters, Chauffeurs, Warehousemen, and Helpers of America.
- temerariousness — the state or condition of being audacious
- tetrasporangium — a sporangium containing four asexual spores.
- the square mile — the area in central London in which the United Kingdom's major financial business is transacted
- thermionic tube — a vacuum tube in which the cathode is heated electrically to cause the emission of electrons by thermal agitation.
- thermodiffusion — thermal diffusion.
- thorium dioxide — a white, heavy, water-insoluble powder, ThO 2 , used chiefly in incandescent mantles, as the Welsbach gas mantle.
- three-four time — music: 3/4 time signature
- to err is human — If you say that to err is human, you mean that it is natural for human beings to make mistakes.
- torsion modulus — a coefficient of elasticity of a substance, expressing the ratio between the force per unit area (shearing stress) that laterally deforms the substance and the shear (shearing strain) that is produced by this force.
- training manual — instructional book
- transilluminate — to cause light to pass through.
- traumatological — relating to traumatology
- trout fisherman — a fisherman who catches trout
- truman doctrine — the policy of President Truman, as advocated in his address to Congress on March 12, 1947, to provide military and economic aid to Greece and Turkey and, by extension, to any country threatened by Communism or any totalitarian ideology.
- tsushima strait — a channel between the Tsushima islands and Kyushu island, connecting the Sea of Japan and the East China Sea: sometimes considered part of the Korea Strait. About 60 miles (97 km) long; 40 miles (64 km) wide.
- 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.
- turnaround time — the total time taken between the submission of a program for execution and the return of the complete output to the customer
- tutorial system — a system of education, especially in some colleges, in which instruction is given personally by tutors, who also act as general advisers of a small group of students in their charge.
- 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)
- ulterior motive — secret or underlying aim
- ultimate-stress — the quantity of the utmost tensile, compressive, or shearing stress that a given unit area of a certain material is expected to bear without failing.
- ultra-masculine — pertaining to or characteristic of a man or men: masculine attire.
- ultra-modernist — very advanced in ideas, design, or techniques.
- ultracommercial — concerned with nothing but profit
- ultrademocratic — (in the US) characteristic of a staunch member or supporter of the Democratic Party and its agenda
- ultraliberalism — a belief in or support for an extremely liberal political party or doctrine
- ultramicrofiche — ultrafiche.
- ultramicrometer — a micrometer calibrated to a very fine scale and capable of measuring extremely small magnitudes.
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- ultramicroscopy — the use of the ultramicroscope.
- 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.
- un-romanticized — to make romantic; invest with a romantic character: Many people romanticize the role of an editor.
- unceremoniously — discourteously abrupt; hasty; rude: He made an unceremonious departure in the middle of my speech.
- uncircumscribed — to draw a line around; encircle: to circumscribe a city on a map.
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- uncomprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- uncomprehensive — of large scope; covering or involving much; inclusive: a comprehensive study of world affairs.