Answer: adjoint

AnswerCrossword Clue
ADJOINTSquare matrix, in math
adjointsquare matrix obtained from a given square matrix and having the property that its product with the given matrix is equal to the determinant of the given matrix times the identity matrix
adjointthe matrix obtained from a given matrix by interchanging rows and columns and by replacing each element by its complex conjugate
adjointa related form of a mathematical matrix