What is "chiliahedron"

Chiliahedron \Chil"i*a*hedron\, n. [Gr. chi`lioi a thousand + ? base, fr. ? to sit.] A figure bounded by a thousand plane surfaces [Spelt also chilia["e]dron.]

alt. (context geometry English) A polyhedron bounded by a thousand plane surfaces. n. (context geometry English) A polyhedron bounded by a thousand plane surfaces.