I·den·tic·al a.
 1. The same; the selfsame; the very same; not different; as, the identical person or thing.
    I can not remember a thing that happened a year ago, without a conviction . . . that I, the same identical person who now remember that event, did then exist.   --Reid.
 2. Uttering sameness or the same truth; expressing in the predicate what is given, or obviously implied, in the subject; tautological.
    When you say body is solid, I say that you make an identical proposition, because it is impossible to have the idea of body without that of solidity.   --Fleming.
 Identical equation Alg., an equation which is true for all values of the algebraic symbols which enter into it.