v. as·sem·bled, as·sem·bling, as·sem·bles
1. To bring or call together into a group or whole: The bailiff assembled the jury. See Synonyms at call.
2. To fit together the parts or pieces of: assemble a machine; assemble data.
To gather together; congregate: Protesters assembled on the common. See Synonyms at gather.
[Middle English assemblen, from Old French assembler, from Vulgar Latin *assimulāre : Latin ad-, ad- + Latin simul, together; see sem-1 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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.