a. The act or process of dividing something into parts.
b. The state of being so divided.
a. Something that divides or separates, as a lightweight wall dividing one room or cubicle from another.
b. A wall, septum, or other separating membrane in an organism.
3. A part or section into which something has been divided.
4. Division of a country into separate, autonomous nations.
a. An expression of a positive integer as a sum of positive integers.
b. The decomposition of a set into a family of disjoint sets.
6. Computers A section of storage space on a hard disk.
7. Law Division of property, especially real property, between co-owners into equivalent, separately owned portions or shares.
tr.v. par·ti·tioned, par·ti·tion·ing, par·ti·tions
1. To divide into parts, pieces, or sections.
2. To divide or separate by means of a partition: We partitioned off the alcove to make another bedroom.
3. To divide (a country) into separate, autonomous nations.
[Middle English particioun, from Old French partition, from Latin partītiō, partītiōn-, from partītus, past participle of partīre, to divide, from pars, part-, part; see PART.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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.