sublattice: Meaning and Definition of

sub•lat•tice

Pronunciation: (sub'lat"is), [key]
— n. Math.
  1. a set of elements of a lattice, in which each subset of two elements has a least upper bound and a greatest lower bound contained in the given set.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.