Radius (disambiguation)

Look up Radius or radius in Wiktionary, the free dictionary.

A radius is a straight line or distance from the center to the edge of a curve.

Radius may also refer to:

People[edit]

• Alexandra Radius (born 1942), Dutch ballerina
• Justus Radius (1797–1884), German pathologist and ophthalmologist
• Radius Prawiro (1928–2005), Indonesian economist and politician

Arts, entertainment, and media[edit]

Fictional entities[edit]

• Radius (Chrono Cross), a character in Chrono Cross
• Radius (comics), a superhero in the Marvel Comics universe
• Radius (R.U.R.), a character in Karel Čapek's science fiction play R.U.R.

Film[edit]

• Radius (film), a 2017 Canadian film directed by Caroline Labrèche and Steeve Léonard

Music[edit]

• Radius (music ensemble), a London music ensemble founded by Tim Benjamin

Companies[edit]

• Radius Inc., a defunct computer hardware company
• Radius Intelligence, a defunct enterprise software company
• Radius Payment Solutions, a payment and fleet services technology and software company
• Radius Travel, a travel management company

Mathematics[edit]

• Radius (graph theory), the minimum distance from a graph's node to the node that is farthest from it
• Radius of convergence (in calculus), the radius of the region where a complex power series converges
• Radius of curvature, a measure of how gently a curve bends
• Radius of gyration, the root-mean-square distance from a set of points or masses to a given center
• The radial coordinate in a
  • Polar coordinate system (2D)
  • Cylindrical coordinate system (3D)
  • Spherical coordinate system (3D)
• The inradius or circumradius of a shape

Science and technology[edit]

• Radius (bone), one of the two bones in a forearm
• Bend radius, the minimum radius to which one can bend a pipe, tube, sheet, cable, or hose without damage
• RADIUS (Remote Authentication Dial In User Service), a network authentication protocol
• Turning radius, the minimum radius at which a vehicle can negotiate a turn

This disambiguation page lists articles associated with the title Radius.
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