1

a

**:**a framework or structure of crossed wood or metal strips

b

**:**a window, door, or gate having a lattice

c

**:**a network or design resembling a lattice

2

**:**a regular geometrical arrangement of points or objects over an area or in space

specifically

**:**the arrangement of atoms in a crystal3

**:**a mathematical set that has some elements ordered and that is such that for any two elements there exists a greatest element in the subset of all elements less than or equal to both and a least element in the subset of all elements greater than or equal to both

lattice
transitive verb

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Merriam-Webster unabridged
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