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matrix US English

An environment or material in which something develops; a surrounding medium or structure

dot matrix US English

A grid of dots that are filled selectively to produce an image on a screen or paper

active matrix US English

A display system in which each pixel is individually controlled

diagonal matrix US English

A matrix having nonzero elements only in the diagonal running from the upper left to the lower right

identity matrix US English

A square matrix in which all the elements of the principal diagonal are ones and all other elements are zeros. The effect of multiplying a given matrix by an identity matrix is to leave the given matrix unchanged

passive matrix US English

A display system in which individual pixels are selected using two control voltages for the row and column

matrix isolation US English

A technique for preparing free radicals or other unstable species by trapping them in a very cold inert substrate (such as solid argon) so that they can be studied spectroscopically

dot matrix printer US English

A printer that forms images of letters, numbers, etc., from a number of tiny dots