adjective
Definition: This word describes something that is connected or related to another thing, often in a supportive or assisting way.
Example: The adjoint operator plays a crucial role in linear algebra.
noun
Definition: A type of matrix that is related to another matrix, often used in mathematics, particularly in linear algebra. It can also refer to a matrix formed by replacing each element with its cofactor and then taking the transpose.
Example: In linear algebra, the adjoint of a matrix is used to find its inverse.