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 crystal
3
: 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
Examples of lattice in a Sentence
Recent Examples on the Web
Also unique to this new style is its circular design which replaces the traditional lattice mesh on the tongue and side ventilation cutout.
—
Riley Jones, Footwear News, 16 May 2026
It was designed in such a way that it would be comprised of six lattice-like beams, which were prestressed end-to-end.
—Srishti Gupta, Interesting Engineering, 16 May 2026
This all started because Chad and his wife, Angie, decided to take their love for lattice crusts and apple crisps seriously.
—Kansas City Star, 13 May 2026
This design features a black decorative lattice that complements the black chairs and lighting and creates a small element of privacy from the pond behind.
—Macie Stump, Southern Living, 13 May 2026
See All Example Sentences for lattice
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Riley Jones, Footwear News, 16 May 2026
It was designed in such a way that it would be comprised of six lattice-like beams, which were prestressed end-to-end.
—Srishti Gupta, Interesting Engineering, 16 May 2026
This all started because Chad and his wife, Angie, decided to take their love for lattice crusts and apple crisps seriously.
—Kansas City Star, 13 May 2026
This design features a black decorative lattice that complements the black chairs and lighting and creates a small element of privacy from the pond behind.
—Macie Stump, Southern Living, 13 May 2026
See All Example Sentences for lattice
Cite this Entry
“Lattice.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lattice. Accessed 20 May. 2026.
Copy CitationKids Definition
Medical Definition
lattice
noun
lat·tice
ˈlat-əs 
: a regular geometrical arrangement of points or objects over an area or in space: as
a
: the geometrical arrangement of atoms in a crystal
called also space lattice
b
: a geometrical arrangement of fissionable material in a nuclear reactor
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