conjugate

Any entity formed by joining two or more smaller entities together.

(algebra, of a complex number) A complex conjugate.

(algebra) More generally, any of a set of irrational or complex numbers that are zeros of the same polynomial with integral coefficients.

(algebra, field theory, of an element of an extension field) Given a field extension L / K and an element α ∈ L, any other element β ∈ L that is another root of the minimal polynomial of α over K.

(mathematics) An explementary angle.

(grammar) A word agreeing in derivation with another word, and therefore generally resembling it in meaning.

(immunology) A weak and a strong antigen covalently linked together