a. An open framework made of strips of metal, wood, or similar material overlapped or overlaid in a regular, usually crisscross pattern.
b. A structure, such as a window, screen, or trellis, made of or containing such a framework.
2. Something, such as a decorative motif or heraldic bearing, that resembles an open, patterned framework.
a. A regular, periodic configuration of points, particles, or objects throughout an area or a space, especially the arrangement of ions or molecules in a crystalline solid.
b. The spatial arrangement of fissionable and nonfissionable materials in a nuclear reactor.
tr.v. lat·ticed, lat·tic·ing, lat·tic·es
To construct or furnish with a lattice or latticework.
[Middle English latis, from Old French lattis, from latte, lath, of Germanic origin .]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.