(physics) The energy required to separate the ions of an ionic solid (especially a crystal) to infinity

(architecture) a window with strips of metal holding small pieces of glass

(algebra) A partially ordered set in which all subsets have both a supremum (join) and an infimum (meet).

Any of a class of computational fluid dynamics (CFD) methods for fluid simulation. Instead of solving the Navier-Stokes equations directly, a fluid density on a lattice is simulated with streaming and collision (relaxation) processes.

plural of lattice Boltzmann method