matrix
(noun)
noun
1. (mathematics) a rectangular array of quantities or expressions set out by rows and columns; treated as a single element and manipulated according to rules
Definition categories: group, array
2. (geology) a mass of fine-grained rock in which fossils, crystals, or gems are embedded
Definition categories: substance, rock, stone
3. an enclosure within which something originates or develops (from the Latin for womb)
Definition categories: object, enclosure
4. the body substance in which tissue cells are embedded
Definition categories: body
5. the formative tissue at the base of a nail
Definition categories: body
6. mold used in the production of phonograph records, type, or other relief surface