Abaciscus

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Abaciscus \Ab`a*cis"cus\ ([a^]b`[.a]*s[i^]s"k[u^]s), n. [Gr.
     'abaki`skos, dim of 'a`bax. See {Abacus}.] (Arch.)
     One of the tiles or squares of a tessellated pavement; an
     abaculus.
     [1913 Webster]