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单词 quadrilateral
释义

WordReference Random House Learner's Dictionary of American English © 2024
quad•ri•lat•er•al /ˌkwɑdrəˈlætərəl/USA pronunciation   adj. 
  1. Mathematicshaving four sides.

n. [countable]
  1. Mathematicsa geometric figure with four sides.
See -lat2-, -quad-.
WordReference Random House Unabridged Dictionary of American English © 2024
quad•ri•lat•er•al  (kwod′rə lat′ər əl),USA pronunciation adj. 
  1. Mathematicshaving four sides.

n. 
  1. Mathematicsa plane figure having four sides and four angles.
  2. something of this form.
  3. Mathematics[Geom.]
    • a figure formed by four straight lines that have six points of intersection.
    • a polygon with four sides.
  4. the space enclosed between and defended by four fortresses.
  • Latin quadrilater(us) four-sided + -al1. See quadri-, lateral
  • 1640–50
quad′ri•lat′er•al•ly, adv. 
quad′ri•lat′er•al•ness, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
quadrilateral /ˌkwɒdrɪˈlætərəl/ adj
  1. having or formed by four sides
 n

  1. Also called: tetragon a polygon having four sides. A complete quadrilateral consists of four lines and their six points of intersection
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更新时间：2024/11/11 1:44:06