Quad toms


Quad may refer to:


  • Quadrangle in architecture, e.g., on a university campus
  • Quad, a dormitory room or suite housing four residents
  • Quad Cities, a region which includes the cities of Iowa cities of Bettendorf and Davenport and the Illinois cities of Moline, East Moline, and Rock Island


  • Quad Damage, a Quake and Unreal Tournament power-up
  • Quad, a type of combined robotic enemy in the Nintendo Gamecube game Metroid Prime 2
  • Quad (more commonly Quads), four of a kind in poker
  • Quad, an Harkonnen attack vehicle from the computer game Dune 2
  • Quad cannon, an anti-air weapon in Command & Conquer: Generals

Music, theatre and film

  • John Callahan's Quads!, an animated series from Nelvana
  • Quad, a unit of computer storage measurement in the fictional Star Trek universe
  • Science and mathematics

    • Quadriceps, a muscle
    • Quadruped, a creature or mechanism which moves on four legs
    • Quad (energy), a unit of energy (short for quadrillion) defined as 1015 British thermal units (about 1.055 exajoule (EJ) or 1.055 × 1018 J)
    • Quadrilateral, a four sided figure in plane geometry
    • Quadratic, the second power in mathematics
    • Quadrangle (geography), a 7.5-minute topographic map produced by the United States Geological Survey, covering in greater detail one quarter of the area of a 15-minute map
    • Quadrilateralized Spherical Cube, a mapping scheme for data collected on a spherical surface, such as a planet
    • QUaD, a telescope located at the South Pole that is designed to measure the cosmic microwave background radiation polarization

    Society and religion

    • Quad, a derogatory term for a quadriplegic
    • Quadrangle Club, one of the ten eating clubs at Princeton University
    • Quad, a unique member of a small group of employees from a single organisation sharing a common experience



    • Quad-core
    • Quad precision, a number stored using 16 eight-bit bytes, which is four times the size of 4-byte single precision
    • Quad Electroacoustics, a British manufacturer of electronic amplifiers, tuners and loudspeakers mainly for the high-end domestic market
    • Quad, an abbreviation for a type of videotape recorder, especially 2" Quadruplex videotape, where there are four record heads on a spinning drum which move perpendicular to the direction of tape travel
    • Quad, telecommunication term referring to four conductors formation used to form two balanced pairs
      • Star quad, four conductors in square formation, in which opposite conductors are connected in parallel at both ends to form a single, magnetically-concentric balanced pair, in order to minimise magnetic induction
    • Quadraphonic, or four-channel sound
    • quad, abbreviation for Quadrupole ion trap
    • Em quad, in typography, a space that is as wide as the height of the font
      • En quad, a space that is one half the width of an em quad
    • QUAD_(cipher), a stream cipher


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