Vortex



GRE Barron

解释

GRE 红宝书

• n.漩涡, 旋风
• ［英］ n.漩涡, 旋风 ( whirlpool, eddy)
• ［记］ vort ( 转) +ex, 注意不要和vertex ( 顶点) 相混
• ［例］ the vortex of war ( 战争的漩涡)

Webster Collegiate

noun (plural vortices; also vortexes)

• Etymology: New Latin vortic-, vortex, from Latin vertex, vortex whirlpool — more at vertex
• Date: 1652
• 1. something that resembles a whirlpool <the hellish vortex of battle — Time>
• 2.
  • a. a mass of fluid (as a liquid) with a whirling or circular motion that tends to form a cavity or vacuum in the center of the circle and to draw toward this cavity or vacuum bodies subject to its action; especially whirlpool, eddy
  • b. a region within a body of fluid in which the fluid elements have an angular velocity

---