lattice

Definitions

• A flat panel constructed with widely-spaced crossed thin strips of wood or other material, commonly used as a garden trellis.
• (heraldry) A bearing with vertical and horizontal bands that cross each other.
• (crystallography) A regular spacing or arrangement of geometric points, often decorated with a motif.
• (group theory) A discrete subgroup of R.
• (music) A model of the tuning relationships of a just intonation system, comprising an array of points in a periodic multidimensional pattern.
• (topology) A discrete subgroup L of a given locally compact group G whose quotient space G/L has finite invariant measure.
• (algebra) A partially ordered set in which every pair of elements has a unique supremum and a unique infimum.