What does matrix mean?
A matrix is, in its most technical sense, a rectangular array of numbers or symbols arranged in rows and columns. Mathematicians and computer scientists use matrices to represent systems of equations, transformations, statistical data, and many other structures. In broader usage, the word means the underlying framework, pattern, or set of conditions that shapes something else. It can therefore describe an organizational structure, the environment in which a person or process develops, or the conditions influencing a decision. The word often carries a formal, analytical tone and suggests that apparently separate elements are connected within a larger system. Its origin in the idea of a womb or source gives it an additional metaphorical suggestion: a matrix is the structure from which outcomes, development, or further activity may emerge.
nounA rectangular array of numbers, symbols, or other elements arranged in rows and columns, used especially in mathematics and computing. More broadly, a matrix is an underlying structure, framework, or set of conditions within which something is organized or develops.
- A rectangular arrangement of numbers or other elements in rows and columns, especially in mathematics, physics, and computing.
- An underlying structure or framework that organizes, governs, or supports something.
- The surrounding conditions or environment in which a process, system, or development takes place.
- A printing type mold from which letters or characters are cast.
"The matrix describes how each variable contributes to the final result."
"Multiplying the matrix by the vector produced an unexpected set of coordinates."
"The new policy was designed to change the matrix of incentives surrounding public education."
“Matrices” is the standard plural in mathematical and general technical usage.
"The two matrices were multiplied to obtain the transformed values."
From the Latin for “womb,” the matrix originally referred to the material from which something is formed, before becoming a mathematical arrangement and then a broader metaphor for structure.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does matrix come from?
The English word comes from Latin matrix, meaning “womb” or “source,” a feminine form related to mater, “mother.” The mathematical sense developed from the idea of an array in which elements are generated or arranged. The word entered English in the early 17th century through Latin, later acquiring broader metaphorical meanings such as “framework” or “system.”
Related word forms
How matrix is actually used
In technical contexts, especially mathematics and computing, the term usually refers specifically to a rectangular array. Outside those fields, it is often metaphorical and can sound formal or abstract.