Diagonal

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GRE TOEFL

目录

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[编辑] GRE 红宝书

  • adj. 对角的; n. 对角线
  • [英] 对角的 ( crossing a straight-side figure, eg a rectangle, from corner to corner)
  • [类] diameter : circle / diagonal : rectangle ( 直径是圆形内最长直线 / 对角线是矩形内最长直线)

[编辑] Webster Collegiate

I. adjective

  • Etymology: Latin diagonalis, from Greek diagōnios from angle to angle, from dia- + gōnia angle; akin to Greek gony knee — more at knee
  • Date: 1563
  • 1.
    • a. joining two vertices of a rectilinear figure that are nonadjacent or two vertices of a polyhedral figure that are not in the same face
    • b. passing through two nonadjacent edges of a polyhedron <a diagonal plane>
  • 2.
    • a. inclined obliquely from a reference line (as the vertical) <wood with a diagonal grain>
    • b. having diagonal markings or parts <a diagonal weave>

II. noun

  • Date: 1571
  • 1. a diagonal straight line or plane
  • 2.
    • a.
      • (1) a diagonal direction
      • (2) a diagonal row, arrangement, or pattern
    • b. something oriented in diagonal position
  • 3. slash 4


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