a. [f. TOMB sb. + -IC.] Of, pertaining to, or connected with tombs, sepulchral: esp. in reference to the view that the Great Pyramid was a tomb.
1874. Piazzi Smyth, Inherit. in Gt. Pyramid (new ed.), vi. 96. Different from either the treasure-theory of the East, or sepulchral, i. e. tombic, theory of Western minds. Ibid., 92. The Tombic Theory.
1883. R. A. Proctor, Gt. Pyramid, iii. 172. There are the strongest possible objections against the credibility of the merely tombic theory (to use a word coined, I imagine, by Professor Piazzi Smyth, and more convenient perhaps than defensible).