Noun, Suru verb
1. line; queue; procession; parade
  • 子どもたち
  • サーカス
  • ぎょうれつ行列
  • 追いかけた
  • The children chased after the circus parade.
2. matrixMathematics
Wikipedia definition
3. Matrix (mathematics)In mathematics, a matrix (plural matrices, or less commonly matrixes) is a rectangular array of numbers, symbols, or expressions. The individual items in a matrix are called its elements or entries. An example of a matrix with six elements is Matrices of the same size can be added or subtracted element by element. The rule for matrix multiplication is more complicated, and two matrices can be multiplied only when the number of columns in the first equals the number of rows in the second.
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