15-letter words containing v, a, d, o
- villeda morales — Ramón [rah-mawn] /rɑˈmɔn/ (Show IPA), 1909?–71, Honduran diplomat and statesman: president 1957–63.
- voice-activated — (of a telephone answering machine or other device) operationally responsive to a human voice.
- volcano islands — a group of three volcanic islands in the W Pacific, about 1100 km (700 miles) south of Japan: the largest is Iwo Jima, taken by US forces in 1945 and returned to Japan in 1968. Area: about 28 sq km (11 sq miles)
- völkerwanderung — the migration of peoples, esp of Germanic and Slavic peoples into S and W Europe from 2nd to 11th centuries
- volta river dam — a hydroelectric dam on the Volta river
- voltage divider — a resistor or series of resistors connected to a voltage source and used to provide voltages that are fractions of that of the source.
- voronoi diagram — (mathematics, graphics) (Or "Voronoi tessellation", "Voronoi decomposition", "Dirichlet tessellation", After Georgy Feodosevich Voronoy) For a set S of points in a Euclidean space, the partition Vor(S) of the plane into the voronoi polygons associated with the members of S, where each polygon is defined by the set of points nearer to some given point in S than to any other point in S. The Voronoi diagram is the dual of the Delaunay triangulation of S.