17-letter words containing s, o, l, t
- urogenital system — the urinary tract and reproductive organs
- utopian socialism — (sometimes initial capital letter) an economic system based on the premise that if capital voluntarily surrendered its ownership of the means of production to the state or the workers, unemployment and poverty would be abolished.
- valence electrons — an electron of an atom, located in the outermost shell (valence shell) of the atom, that can be transferred to or shared with another atom.
- veiltail goldfish — an artificially bred, indoor variety of goldfish, usually golden or calico and of a spheroid shape, having a fully divided, drooping tail fin exceeding the body in length.
- ventilation shaft — a shaft in a mine, tunnel, or building used for providing ventilation or fresh air
- visible radiation — electromagnetic radiation that causes the sensation of sight; light. It has wavelengths between about 380 and 780 nanometres
- visitors' gallery — a balcony in a building such as a parliament or court where members of the public can sit
- vocational school — a school offering instruction in one or more skilled or semiskilled trades or occupations.
- wallowa mountains — a mountain range in NE Oregon. Highest peak, Sacajawea Peak, 9838 feet (2999 meters).
- wang laboratories — (body) Computer manufacturer, known for their office automation products and the Wang PC. Quarterly sales $208M, profits $3M (Aug 1994).
- washington island — an island off the Door Peninsula, NE Wisconsin, in NW Lake Michigan. 20 sq. mi. (50 sq. km).
- well-demonstrated — to make evident or establish by arguments or reasoning; prove: to demonstrate a philosophical principle.
- welsh nationalism — the political belief that Wales should be independent
- welsh nationalist — a person who believes that Wales should be independent
- welshman's button — an angler's name for a species of caddis fly, Sericostoma personatum
- wet one's whistle — to make a clear musical sound, a series of such sounds, or a high-pitched, warbling sound by the forcible expulsion of the breath through a small opening formed by contracting the lips, or through the teeth, with the aid of the tongue.
- whistler's mother — (formal name, Arrangement in Gray and Black No. 1: Portrait of the Artist's Mother) a painting (1871) by James McNeill Whistler.
- white blood cells — any of various nearly colorless cells of the immune system that circulate mainly in the blood and lymph and participate in reactions to invading microorganisms or foreign particles, comprising the B cells, T cells, macrophages, monocytes, and granulocytes.
- white-nationalism — white supremacy.
- wild sweet potato — man-of-the-earth.
- wireless operator — a radio operator
- worth one's while — a period or interval of time: to wait a long while; He arrived a short while ago.
- yellowstone falls — a waterfall in NW Wyoming, in Yellowstone National Park on the Yellowstone River
- yellowstone river — river flowing from NW Wyo. through Mont. into the Missouri River: 671 mi (1,080 km)
- zebra swallowtail — a swallowtail butterfly, Papilio marcellus, having black and greenish-white stripes on the wings.
- zola technologies — (company) Producers of the Z simulation language.