something that constitutes the place or point from which something else originates, takes form, or develops: The Greco-Roman world was the matrix for Western civilization.
2.
Anatomy. a formative part, as the corium beneath a nail.
(in a press or stamping machine) a multiple die or perforated block on which the material to be formed is placed.
11.
Mathematics. a rectangular array of numbers, algebraic symbols, or mathematical functions, especially when such arrays are added and multiplied according to certain rules.
12.
Linguistics. a rectangular display of features characterizing a set of linguistic items, especially phonemes, usually presented as a set of columns of plus or minus signs specifying the presence or absence of each feature for each item.
13.
Also called master.a mold made by electroforming from a disk recording, from which other disks may be pressed.
Origin: 1325–75; Middle English matris, matrix < Latin mātrix female animal kept for breeding (Late Latin: register, orig. of such beasts), parent stem (of plants), derivative of māter mother
matrix (mā'trĭks) Pronunciation Key Pluralmatrices (mā'trĭ-sēz', māt'rĭ-) or matrixes
Geology The mineral grains of a rock in which fossils are embedded.
Biology The component of an animal or plant tissue that is outside the cells. Bone cells are embedded in a matrix of collagen fibers and mineral salts. Connective tissue consists of cells and extracellular fibers in a liquid called ground substance. Also called extracellular matrix.
Mathematics A rectangular array of numeric or algebraic quantities subject to mathematical operations.
Anatomy The formative cells or tissue of a fingernail, toenail, or tooth.