matrix has definitions from the fields of anatomy,zoology,biology,mathematics
1
[ noun ] (mathematics) a rectangular array of elements (or entries) set out by rows and columns

Used in print

(1961 Research Highlights of the National Bureau of...)

A set of tables containing spectral intensities for 39000 lines of 70 elements , as observed in a copper matrix in a d-c arc , was completed and published .

2
[ noun ] (anatomy,zoology) the formative tissue at the base of a nail

Related terms

animal_tissue nail

3
[ noun ] (biology) the body substance in which tissue cells are embedded
4
[ noun ] an enclosure within which something originates or develops (from the Latin for womb)

Related terms

enclosure

5
[ noun ] mold used in the production of phonograph records, type, or other relief surface

Related terms

mold

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