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17-letter words containing iv

  • relative aperture — the ratio of the diameter of a lens, especially a camera lens, to the focal length; the reciprocal of the f number or focal ratio of the lens.
  • relative humidity — the amount of water vapor in the air, expressed as a percentage of the maximum amount that the air could hold at the given temperature; the ratio of the actual water vapor pressure to the saturation vapor pressure. Abbreviation: RH, rh.
  • relative majority — the excess of votes or seats won by the winner of an election over the runner-up when no candidate or party has more than 50 per cent
  • relative pathname — (file system)   A path relative to the working directory. Its first character can be anything but the pathname separator.
  • relativistic mass — the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases.
  • reproductive cell — gamete.
  • rotary cultivator — a machine for breaking up and tilling soil, consisting of a series of blades mounted on a revolving power-driven shaft
  • saint croix river — Also called Santa Cruz. a U.S. island in the N Lesser Antilles: the largest of the Virgin Islands. 82 sq. mi. (212 sq. km).
  • saturation diving — a method of prolonged diving, using an underwater habitat to allow divers to remain in the high-pressure environment of the ocean depths long enough for their body tissues to become saturated with the inert components of the pressurized gas mixture that they breathe: when this condition is reached, the amount of time required for decompression remains the same, whether the dive lasts a day, a week, or a month.
  • second derivative — the derivative of the derivative of a function: Acceleration is the second derivative of distance with respect to time.
  • selective amnesia — the deliberate forgetting of something
  • selective service — compulsory military service.
  • semi-quantitative — partially quantitative.
  • sensitivity group — a group of persons participating in sensitivity training.
  • sleep deprivation — a condition in which you have not had enough sleep
  • spanish civil war — the civil war in Spain 1936–39.
  • special privilege — exclusive advantage
  • subjective spirit — spirit, insofar as it falls short of the attainments of objective spirit.
  • substantive right — a right, as life, liberty, or property, recognized for its own sake and as part of the natural legal order of society.
  • subtractive color — cyan, yellow, or magenta, as used in the subtractive process of color photography.
  • superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
  • supermassive star — Astronomy. a star with a mass more than fifty times the mass of the sun.
  • survival instinct — the instinct in humans and animals to do things in a dangerous situation that will prevent them from dying
  • survivor syndrome — a characteristic group of symptoms, including recurrent images of death, depression, persistent anxiety, and emotional numbness, occurring in survivors of disaster.
  • the beehive state — Utah
  • the driver's seat — the position of control or dominance
  • the tet offensive — an offensive launched in January–February 1968 by the North Vietnamese Army and the Vietcong. Coinciding with the first day of the Tet, it was a surprise attack on South Vietnamese cities, including Saigon
  • to be eaten alive — If you say that someone will be eaten alive, you mean that they will be completely destroyed or defeated by someone who is much stronger.
  • traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
  • ultraconservative — extremely conservative, especially in politics.
  • uncooperativeness — working or acting together willingly for a common purpose or benefit.
  • unimaginativeness — the quality of being unimaginative
  • universal algebra — (logic)   The model theory of first-order equational logic.
  • universal grammar — a grammar that attempts to establish the properties and constraints common to all possible human languages.
  • university degree — an award conferred by a college or university signifying that the recipient has satisfactorily completed a course of study
  • upper yukon river — Lewes River.
  • waiver of premium — a provision in a policy establishing specific conditions under which the policy will be kept in force without the policyholder's being required to continue to pay premiums.
  • west three rivers — a town in S Quebec, in E Canada.
  • wood preservative — a coating applied to timber as a protection against decay, insects, weather, etc
  • yellowstone river — river flowing from NW Wyo. through Mont. into the Missouri River: 671 mi (1,080 km)
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