Webster’s Revised Unabridged Dictionary · 1913
Graphitic
Gra·phit′ic, a. Pertaining to, containing, derived from, or resembling, graphite.
Graphitic acid (Chem.), an organic acid, so called because obtained by the oxidation of graphite; — usually called mellitic acid. — Graphitic carbon, in iron or steel, that portion of the carbon which is present as graphite. Raymond.