General Science

  • noun a grid of numbers, often used to represent the dimensions of an object or its properties arranged in rows and columns


  • noun an array of numbers or data items arranged in rows and columns
  • noun an array of connections between logic gates providing a number of possible logical functions
  • noun a pattern of the dots that make up a character on a computer screen, dot matrix or laser printer


  • In concrete, the mortar in which the coarse aggregate is embedded. In mortar, the cement paste in which the fine aggregate is embedded.


  • noun the arrangement of data in horizontal and vertical columns


  • A two-dimensional array utilized to organize, interrelate, or perform operations. For instance, such an array in which numbers are subjected to algebraic operations, a logic network in such a configuration, or the arrangement of the chemical elements in a periodic table.
  • In computers, a number of elements, such as numbers, dots, or spreadsheet cells, which are arranged in rows and columns, and upon which operations may be performed.
  • In a TV transmitter, a circuit or device which transforms the separate red, green, and blue camera signals into color-difference signals, and combines these with the chrominance subcarrier. Also called color encoder, or encoder (2).
  • In a TV receiver, a circuit or device which transforms the color-difference signals into separate red, green, and blue signals. Also called color decoder, or decoder (2).

Health Economics

  • (written as Matrix)
    An array of numbers (called 'elements') displayed in vectors: rows and columns. There is a special algebra for manipulating matrices.

Media Studies

  • noun a metal mould from which type is made in the hot metal process
  • noun a mould made by pressing a raised surface in a substance such as plastic, used in stereotyping or electrotyping
  • noun a mould used in the production of gramophone records



  • noun a copper mould used to cast a piece of metal type
  • noun a mould made from a page of standing metal type, used to make a stereo


  • noun the substance that exists between cells and from which tissue such as cartilage and bone develops