17-letter words containing a, m, e, l, i, o
- tridimensionality — having three dimensions.
- tropical maritime — a type of warm, wet air mass originating at low latitudes over ocean areas
- tropical medicine — the branch of medicine dealing with the study and treatment of diseases occurring in the tropics.
- trucial sheikdoms — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
- ultrametamorphism — metamorphism during which the temperature of a rock exceeds its melting point.
- ultramicrobalance — a balance for weighing precisely, to a hundredth of a microgram or less, minute quantities of material.
- uncle tom's cabin — an antislavery novel (1852) by Harriet Beecher Stowe.
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- urogenital system — the urinary tract and reproductive organs
- variable-geometry — denoting an aircraft in which the wings are hinged to give the variable aspect ratio colloquially known as a swing-wing
- vertical mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- victor emmanuel i — 1759–1824, king of Sardinia 1802–21.
- village community — an early form of community organization in which land belonged to the village, the arable land being allotted to the members or households of the community by more or less permanent arrangements and the waste or excess land remaining undivided.
- vitamin b complex — an important group of water-soluble vitamins containing vitamin B 1 , vitamin B 2 , etc.
- welfare economics — a branch of economics concerned with improving human welfare and social conditions chiefly through the optimum distribution of wealth, the relief or reduction of unemployment, etc.
- well-accomplished — completed; done; effected: an accomplished fact.
- well-woman clinic — a health-service clinic for preventive monitoring, health education, and advice for women
- welsh nationalism — the political belief that Wales should be independent
- white-nationalism — white supremacy.
- william shoemaker — William Lee ("Willie") 1931–2003, U.S. jockey.
- williams syndrome — an abnormality in the genes involved in calcium metabolism, resulting in learning difficulties
- withdrawal method — a method of contraception in which the man withdraws his penis from the woman's vagina before ejaculation
- wrangell-mountain — Mount, an active volcano in SE Alaska, in the Wrangell Mountains. 14,006 feet (4269 meters).
- yellow journalism — a color like that of egg yolk, ripe lemons, etc.; the primary color between green and orange in the visible spectrum, an effect of light with a wavelength between 570 and 590 nm.
- yield the palm to — to acknowledge the superiority of; admit to defeat by
- yield to maturity — The yield to maturity of a bond is the rate of return on the bond if it is held to its maturity date.
- zonal pelargonium — a pelargonium whose leaves are marked with concentric circles of a different colour to the rest of the leaf