D defs.my
Entry 2 senses Webster, 1913

Identical

/īd-ĕn'-tĭk-əl/ · I·den·tic·al · IPA /ɪˈdɛntɪkl̩/
01 a. The same; the selfsame; the very same; not different; as, the identical person or thing.
  1. 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. 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.
Phrases & compounds
Identical equation — an equation which is true for all values of the algebraic symbols which enter into it.