A generic drug is the same as a brand-name drug in dosage, safety, strength, quality, the way it works, the way it is taken and the way it should be used. FDA requires generic drugs have the same high quality, strength, purity and stability as brand-name drugs.
A matrix is a rectangular array of numbers arranged in rows and columns. The array of numbers below is an example of a matrix. The number of rows and columns that a matrix has is called its dimension or its order. By convention, rows are listed first; and columns, second.
The definition of a matrix is an environment in which something is created or the rock in which a crystal or fossil is embedded. 1  An example of a matrix is the Constitution from which democracy was born.2  An example of a matrix is a chunk of rock in which amethyst crystals are formed.INK / CITE ADD TO WORD LIST. noun. The definition of a matrix is an environment in which something is created or the rock in which a crystal or fossil is embedded. 1  An example of a matrix is the Constitution from which democracy was born. 2  An example of a matrix is a chunk of rock in which amethyst crystals are formed.